A car leaves Town A for Town B, which are 550 km apart, at an average speed of
72 km/h. At the same time, a truck leaves Town B for Town A and travels along
the same road as the car at an average speed of 38 km/h. Find the time taken for the
two vehicles to meet.

Answers

Answer 1

Answer:

It will take 4 hours for the two vehicles to meet

Step-by-step explanation:


Related Questions

Find the area of the rhombus

Answers

Answer:

25

Step-by-step explanation:

area of the rhombus=1/2×d1×d2

1/2×5×10

=25

what is the midpoint of (4,10) (16,0)

Answers

I’d say 10,5 but I don’t know what method your using so it’s a guess

Answer:

Midpoint(10,5)

Step-by-step explanation:

Midpoint of coordinates

 To find the midpoints add the x-coordinates and divide that by 2 & add the y-coordinates and divide by 2

            [tex]\boxed{\text{\bf midpoint=$\left(\dfrac{x_1+x_2}{2},\dfrac{y_1+y_2}{2}\right)$}}[/tex]

                               [tex]\sf = \left(\dfrac{4+16}{2},\dfrac{10+0}{2}\right)\\\\=\left(\dfrac{20}{2},\dfrac{10}{2}\right)\\\\= \left(10,5\right)[/tex]

Pls, look at the picture for the question.

Answers

Answer:

Step-by-step explanation:

Answer

When you put this into your calculator, you get - 7.2111. The closest point to that is L.

Answer: -7.2111 is closest to L

Answer: L

Explanation: Once being put in a calculator, it’ll come out as “-7.2111055”.
L is closest to -7.2.

Find the surface area

Answers

Answer:

the surface area is 648

Solution:

A=2(wl+hl+hw)=2·(9·9+13.5·9+13.5·9)=648

Write the ratio 40.5 to 8.1 as a fraction

Answers

[tex]\cfrac{40.5}{8.1} ~~ \begin{cases} 40.5\implies \frac{405}{10}\\\\ 8.1\implies \frac{81}{10} \end{cases}\implies \cfrac{ ~~ \frac{405}{10} ~~ }{\frac{81}{10}}\implies \cfrac{405}{10}\cdot \cfrac{10}{81}\implies \cfrac{405}{81}\cdot \cfrac{10}{10} \\\\\\ \cfrac{5\cdot 81}{81}\cdot \cfrac{10}{10}\implies \cfrac{5}{1}\cdot \cfrac{81}{81}\cdot \cfrac{10}{10}\implies \cfrac{5}{1}\cdot 1\cdot 1\implies \cfrac{5}{1}[/tex]

Which expression is equivalent to (2q - 8) - (2q - 7)

Answers

The equivalent expression is -1

a) Let A x B = {(1, 5), (1, 6), (2, 5), (2, 6), (3, 5), (3, 6)} then, find A, B, n(A), n(B)​

Answers

Step-by-step explanation:

A={1,2,3}

B={5,6}

n(a)=3

n(b)=2

Veronica is running in a charity run. She raised d dollars for the charity
by asking people to sponsor her. On average, each person gave $28.
If Veronica had 12 people sponsor her, what was the total amount she
raised?

Answers

Answer:

$336

Step-by-step explanation:

On average each person gave $28 dollars, if 12 people sponsored her, what did she raise?

how to find this is very simple, she raised d =(total amount of money raised) in dollars, average means we assume that with any amount of people one person gave 28 dollars each.

Our problem would read out to be d(total amount she raised) is equal to $28 times x(amount of people who sponsored her) or d = 28 * x

If 12 people sponsored her

original equation:

d = 28 * x

equation with x known(12 people)

d = 28 * 12

to solve all we do is multiply 28 times the amount of people who sponsored her, in this case, its 12.

d = 336

we know that if 12 people sponsor her d, or the total amount she raised, is equal to $336

If 12 persons sponsored her and each gave her 28
You multiply 28x12 and you will get 336
So the amount she earned was $336

which statement about the ellipse are true ? select three options.

Answers

Answer:

There are three main types of a solar eclipses

Step-by-step explanation:

1. Total solar eclipse: A total solar eclipse is visible from a small area on Earth. The people who see the total eclipse are in the center of the Moon's shadow when it hits Earth. The sky becomes very dark, as if it were night. For a total eclipse to occur, the Sun, Moon and Earth must be in a direct line.
2. Partial solar eclipse: This happens when the Sun, Moon and Earth are not exactly aligned. The Sun appears to have a dark shadow on a small part of its surface.

3. Annular (an-yə-lər) solar eclipse: An annular eclipse happens when the Moon is farthest from Earth. Because the Moon is farther away, it seems smaller. It does not block the entire view of the Sun. The Moon in front of the Sun looks like a dark disk on top of a larger Sun-colored disk. This creates what looks like a ring around the Moon.

Animation of the Moon moving between the Sun and Earth

During a solar eclipse, the Moon blocks the sunlight to Earth. The Moon also casts a shadow onto Earth.

I hope this helps! ;)

Given the equation y= 3x + 8, what would be the value of y be when x = 3?

A. 17
B. 14
C. 1
D. 15

Answers

Answer:

[tex]y = 17[/tex]

Step-by-step explanation:

We were given the equation

[tex]y = 3x + 8[/tex]

and we were told that x = 3, therefore y would be

[tex]y = 3x + 8 \\ y = 3(3) + 8 \\ y = 9 + 8 \\ y = 17[/tex]

One angle in a pair of supplementary angles has a value of 2x. The other angle is 30 degrees less than two times the first angle. Which of these equations can be used to find the measurement of each angle?
6x-30=90
6x+60=90
6x-30=180
6x+60=180

Answers

The equations which can be used to find the measurement of each angle will be 6x-30=180.

What is the supplementary angle?

The supplementary angles are defined as the angles whose sum is equal to 180°.

It is given that:-

One angle in a pair of supplementary angles has a value of 2x

The other angle is 30 degrees less than two times the first angle.

Now from the first condition, One angle in a pair of supplementary angles has a value of 2x we can write that:-

2x   +    A   =     180 .........................1

Now from the second condition,The other angle is 30 degrees less than two times the first angle

A     =    4x  -   30 ..............................2

Hence from the above two equations put the value of A in equation 1

the equation will be:-

2x    +   4x    -   30    =    180

6x      -      30        =   180

Hence the equations which can be used to find the measurement of each angle will be 6x-30=180.

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Lol I’m so lazy
Click on the pic there is the question

Answers

Answer:

$212.55

Step-by-step explanation:

hope it helps and give brainliest

Answer: $212.55

Step-by-Step Explanation:

=> $125.60 + $48.75 + $9.20 + $29
= $174.35 + $9.2 + $29
= $174.35 + $38.2
= $212.55

2. (07.01)
In a city school, 70% of students have math class, 65% have science class, and 45% have math
and science class this semester. What is the probability (rounded to the nearest whole percent)
that a randomly selected student will have science class this semester, given that the student is in
math class? (1 point)
Hint: P(AB)
P(ANB)
P(B)
O 93%
20%
69%

Answers

Answer:

[tex]P(\text{Science}|\text{Math})\approx64\%[/tex]

Step-by-step explanation:

[tex]\displaystyle P(\text{Science}|\text{Math})=\frac{P(\text{Science and Math})}{P(\text{Math})}\\\\P(\text{Science}|\text{Math})=\frac{0.45}{0.70}\\ \\P(\text{Science}|\text{Math})\approx0.643\approx64\%[/tex]

None of the answer choices have this solution apparently, so either you left out some option, mistyped them, or it wasn't there to begin with

To rationalize a denominator that has more than one term, you multiply the
fraction by B+ B, where B is the conjugate of the denominator.

Answers

Answer:

False.

Explanation:

To rationalize a denominator that has more than one term, you multiply the fraction by [tex]\frac{b}{b}[/tex], where "b" is the conjugate of the denominator not the numerator.

false

you multiply both the denominator and the numerator not just the fraction.

Please tell me what the value of x is

Answers

Answer:I think that’s a degree
:
40 degrees

Pls ingore all of the questions below, but help me with the attached image
What is the only number that has the same number of letters as it's meaning? ...
What number doesn't have its own Roman numeral? ...
What is the only even prime number? ...
What is the smallest perfect number? ...
What is our current numerical system based on? ...
Is Pi a rational or irrational number?

Answers

Answer:

w = 70

Step-by-step explanation:

I use the angle ABC method:

angle ABC + angle ACB + angle BAC = 180°

(w - 1)° + 73° + (w - 32)° = 180°

w = 70

HOPE THIS HELPS AND HAVE A NICE DAY <3

Solve the following inequality for x.

-5x < -15x + 40
A.
x > -2.00
B.
x > 4
C.
x < 4
D.
x < -2.00

Answers

[tex]~~~~~~-5x < -15x +40\\\\\implies -5x +15x < 40\\\\\implies 10x < 40\\\\\implies x < \dfrac{40}{10}\\\\\implies x < 4\\\\\text{So, the answer is C.}[/tex]

Answer:

The answer will be C X < 4 okay thanks

I need help with this problem, Iceman drove at an average speed of 50 mi/h from her home in Seattle to visit her sister in St. Louis. She stayed in St. Louis for 15 hours, and on the trip back averaged 35 mi/h. She returned home 42 hours after leaving. How many miles is Seattle from St. Louis?

Answers

To solve this problem, we have to figure out the time spent travelling and then use the speed-distance-time equation to find the distance between the two places. The distance between Seattle and St. Louis is 2295 miles.

How many miles is Seattle from St. Louis

To calculate the miles or distance between Seattle and St. Louis, we have to take into consideration that out of the 42 hours she spent in her journey, she stayed 15 hours over at St. Louis.

[tex]42 - 15 = 27[/tex]

She spent 27 hours travelling.

Her speed in the first journey was 50mi/h and her speed in the second journey was 35mi/h.

This implies she was faster in her first journey compared to her second journey.

Data;

time = 27 hoursspeed = 85mi/h

[tex]speed = \frac{distance}{time} \\distance = speed * time[/tex]

Let's substitute the values

[tex]distance = (50 + 35) * 27 = 2295mi[/tex]

The distance between Seattle and St. Louis is 2295 miles

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Solve for x. Round to the nearest tenth.​

Answers

sin -1 = 11/35

Final Answer is 18.3

what function is represented below?

Answers

Answer:

the second i think i dont know for sure

distance between (-71,432) and (511,218) and round to the nearest thousandth

Answers

Answer:

620.097 units

Step-by-step explanation:

1. Consider the following points:

(-71,432) and (511,218)

The objective is to find the distance between these two points using a graphing calculator and round your answers to the nearest thousandth.

Using my knowledge of "Mental Math" I can determine that the final answer is 620.097 units.

Help!!! Photo is linked below.

Answers

28.8 degrees

tan-1 = 71/81

Which of the following phrases in bold is an example of informal English?

After basketball practice Julie hit the books.

I really don't want to do my homework today.

Both Kelli and Rosa were late to the party.

Will ran down the street to catch the bus.

PLEASE HELP ME!!!!!!

Answers

Will ran down the street to catch the bus.

Hope this helps, thanks,

CoDBiarex

Answer:

After basketball practice Julie hit the books.

Step-by-step explanation:

Informal English often uses slang words that not everyone understands.

Is the triangle with the lengths of 6, 7, and 9 a right triangle? (show work using Pythagorean theorem) Need to write the numbers in and show the calculation for credit.

Answers

Answer:

no

Step-by-step explanation:

6^2+7^2=9^2

36+49=81

no its not a right triangle


You purchase a hat for $50. There is a sales tax of 8.5%. What is the final cost with sales tax?

Answers

50 x 1.085 = 54.25

Answer: Final cost w/ tax is $54.25

Answer:

Price before tax: $ 50.00

+ Sales tax (8.5%): $ 4.25

Total price including tax: $ 54.25

Step-by-step explanation:

A sales tax is a tax that is levied on the purchase of goods and services. Except for Alaska, Delaware, Montana, New Hampshire, and Oregon, all states in the United States and the District of Columbia charge a state sales tax when you buy goods or pay for services. Alaska, like many other states, allows local governments to levy local sales taxes. Certain kinds of goods are exempt from sales tax in some states. In Massachusetts, for example, there is no sales tax on ordinary supermarket goods. There are also extra tax surcharges in several states. Restaurants and motels in the hospitality business sometimes levy a tax rate greater than the state sales tax rate. Expected sales tax rates and potential tax surcharge rates should be checked with your state and area.

Sales Tax Calculation Formulas

Sales tax rate = sales tax percent / 100Sales tax = list price * sales tax rateTotal price including tax = list price + sales tax, orTotal price including tax = list price + (list price * sales tax rate), orTotal price including tax = list price * ( 1 + sales tax rate)

Mr. Howell teaches four geometry classes.
On the last test he gave, 95% of the
students passed the test, 60% studied for
the test, and 48% both studied and passed
the test. If a student is chosen at random,
what is the probability that they passed the
test, given that they studied?

Answers

Answer:

0.8

Step-by-step explanation:

I'm  just writing this


-
If f(x) = x3 - 2, find f(3).
O 25
O 24
O 26
O 20

Answers

Answer:

Option A, [tex]25[/tex]

Step-by-step explanation:

Step 1:  Plug in 3 for x and solve

[tex]f(x) = x^3 - 2[/tex]

[tex]f(3) = (3)^3 - 2[/tex]

[tex]f(3) = 27 - 2[/tex]

[tex]f(3) = 25[/tex]

Answer:  Option A, [tex]25[/tex]

Consider a triangle ABC like the one below. Suppose that A = 30°, B = 125°, and a = 38. (The figure is not drawn to scale.) Solve the triangle.
Round your answers to the nearest tenth.
If there is more than one solution, use the button labeled "or".

Answers

Answer:

  C = 25°, b = 62.3, c = 32.1

Step-by-step explanation:

The Law of Sines can be used to solve a triangle when two angles and a side opposite one of them is given.

__

third angle

The angle sum theorem can be used to find the third angle.

  C = 180° -A -B = 180° -30° -125° = 25°

__

unknown sides

The Law of Sines tells you ...

  a/sin(A) = b/sin(B) = c/sin(C)

  b = a(sin(B)/sin(A)) = 38·sin(125°)/sin(30°) ≈ 62.3

  c = a(sin(C)/sin(A)) = 38·sin(25°)/sin(30°) ≈ 32.1

The solution is ...

  C = 25°, b = 62.3, c = 32.1

simplify −4+x≤9 PLEASEE

Answers

Answer: HEYAA :))

I THINK YOUR ANSWER IS x≤13

Step-by-step explanation:

Solve for x by simplifying both sides of the inequality, then isolating the variable.

HOPEFULLY THIS HELPS YOOUUU

- MATTHEW ~^^

                - - - - - - - - - - - - - - - - - - - - - - - - -

[tex]\diamond\large\blue\textsf{\textbf{\underline{\underline{Question:-}}}}\diamond[/tex]

             Simplify -4+x≤9.

[tex]\diamond\large\textsf{\textbf{\underline{\underline{Answer and how to solve:-}}}}\diamond[/tex]

      ❖ Add 4 on both sides:-

x≤9+4

x≤13

  ✯ So the values of x less than or equal to 13 will make this inequality true.

Good luck.

        - - - - - - - - - - - - - - - - - - - - - - - - - - - -

3.
Identify a horizontal or vertical stretch or compression of the function ƒ(x) = x2 by observing the equation of the function g(x) = (4x)2.

Answers

Using translation concepts, it is found that there was a horizontal compression of the function.

What is a translation?

A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction in it's definition.

In this problem, there was a multiplication in the domain of the function, by a factor greater than 1, hence there was a horizontal compression of the function.

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