Answer:
1/5
Step-by-step explanation:
because 3/5*1/3=1/5
Please mark as brainliest
first to answer correctly will be marked brainliest
Answer:
16-25y^2
Step-by-step explanation:
Hey there!
As you know, both 16 and 25 are perfect squares
All the other answers don't have both numbers as perfect sqaures
Omar and Ted have a total of 25 books. Omar has 5 less than twice the number of books Ted has. Use a graph to find how many books each boy has. y
Answer:
Ted has 10 books and Omar has 15 books
Step-by-step explanation:
Hey there!
In order to find how many books each of the boys have, we can make a system of equations
First equation: O+T=25
Second equation: O=2T-5
After making the equations, you can use substitution by plugging in 2T-5 For O in the first equation:
2T-5+T=25
Simplify LHS
3T-5=25
Take 5 to the other side
3T=30
Divide by 3 on both sides to get T by itself
T=10
So this means that Ted has 10 books
Now we can plug this into the second equation
*note that you can plug 10 into the first equation too*
O=2(10)-5
Simplify RHS
O=20-5
Combine like terms
O=15
This means that Omar has 15 books
So, Ted has 10 books and Omar has 15 books
A principal records the lunch choices for 7th grade for a day. Of the 160 students, 21 brought their lunch from home, 103 purchased lunches, and 36 brought a lunch from home and purchased an ice cream.
Are the lunch choices equally as likely? Justify your answer by calculating the probability of each lunch choice
f(x) = x^2 What is g(x)?
check the template in the picture below.
so the graph of f(x) is simply expanded horizontally, meaning the value A*B changed to something less than 1.
[tex]\begin{array}{|l|cc|ll} \cline{1-3} &x&y\\ \cline{2-3} f(x)=x^2&2&4\\[1em] g(x)=\frac{1}{2}x^2&2&2\\ \cline{1-3} \end{array}[/tex]
Find the volume in cubic yards - PLSS HELPP AND HURRY PLS
Answer:
2408.55 cubic yards
Step-by-step explanation:
use pi times radius squared times height, then divide by 3
Find the length of the third side. If necessary, round to the nearest tenth
Pythagorean Theorem (Rounding)
Answer:
15.8 :D
Step-by-step explanation:
Pythagorean theorem: a^2 + b^2 = c^2
Now lets solve!!
9^2 + 13^2 = c^2
81 + 169 = c^2
250 = c^2
Now we need to find the square root!!
[tex]\sqrt{250}[/tex] = 15.8 :)
Have an amazing day!!
Please rate and mark brainliest!!!
Can someone convert 5cm to milimeter?
Answer:
50 milimeters
what value of x makes the equation true x + 10=18
Answer:
its 8 cause 8+10=18 and you subtract 10 to 18 to get 8 again
Step-by-step explanation:
can someone please help me with this question
Simplify the expression.
3.1z + 2.1z
(Use the operation symbols in the math palette as needed. Simplify your answer. Use whole numbers or decimals for any numbers in the expression.)
Answer:
5.2z
Step-by-step explanation:
When you are adding any variables of the same power, like we have in this problem, you can just add any co-efficients.
3.1 + 2.1 = 5.2
So 3.1z + 2.1z = 5.2z
Mrs. Galicia is creating a bunny farm. The farm starts with 820 bunnies and is growing at a rate of 20.75% per month. How many months will it take for the farm to triple in size? *Must solve using log/In method*
By using the exponential growth equation, we will see that the population triples after 5.83 months.
How many months will take for the farm to triple in size?We know that the initial population of bunnies is 820, and it grows at a rate of 20.75% per month, then we can write the exponential growth as:
P(t) = 820*(1 + 20.75%/100%)^t
P(t) = 820*(1 + 0.2075)^t
Where t is the time in months.
Then we need to find the value of t such that the population triples, so we actually need to solve:
(1 + 0.2075)^t = 3
If we apply the natural logarithm to both sides, we get:
ln((1 + 0.2075)^t) = ln(3)
t*ln(1.2075) = ln(3)
t = ln(3)/ln(1.2075) = 5.83 months.
So, after 5.84 months, the population of bunnies will triple.
If you want to learn more about exponential functions, you can read:
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the product of a number and 6 decreased by 2
(don't solve,i just need it in a equation)
[tex]y = 6x - 2[/tex]
I believe this is correct
50 POINTS PLEASE ANSWER!
Solve it through arithmetic sequence
First term=a=17Common difference=d=-3Rule is
a_n=a+(n-1)d=17-3(n-1)So
a_2=17-3=14a_3=17-6=11a_4=17-9=8Answer:
[tex]14 \\ 11 \\ 8[/tex]
what is f(x)25x2+9x+10
If the population of Alaska in 2000
was 622,000 and 733,000 in 2020,
assuming exponential growth, what
would the population be in 2050?
[ ? ] people
The number of people by the year 2050 is obtained as 927915 people.
What is the population in 2050?We know that population is an exponential growth problem in this case. We have to apply the formula;
P = Poe^rt
P = population at time t
Po = Initial population
r = population growth rate
t = time taken
Now;
We have to use the relation to find the growth rate as follows;
733,000 = 622,000 e^20r
733,000/622,000 = e^20r
1.178 = e^20r
ln(1.178) = 20r
r = ln(1.178)/20
r = 0.008
Now;
In the year 2050, we would have;
P = 622,000 e^50 * 0.008
P = 927915 people
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5. A rectangle is shown with dimensions in inches
(in.).
3/4 in.
1/3 in.
CAN
What is the area of the rectangle in square inches?
square in.
Answer:
1/4 or 0.25in
Step-by-step explanation:
If you mean that 3/4 and 1/3 is lenght and width then:
3/4 x 1/3=1/4
1/4=0.25
1/4in^2
Solve this linear equation 2.6(.5.5-12.4=127.92
Answer:
First we must distribute the 2.6 to everything inside the ()
The new equation would then be 14.3p-32.24 = 127.92
Then you would add a -32.24 to each side of the equal sign, so that the 32.34 would become a zero pair on the right side of the equal sign and cancel.
The new equation would then be 14.3p = 160.16
Then you divide each side of the = by 14.3, that way the p becomes isolated. 14.3p/14.3 = 160.16/14.3
Then you're left with p=11.2
Tina would like to withdraw an annual salary of $35,756 from an account paying 2.2% compounded annually for 35 years once she retires. given this information, determine the amount needed in her account in order for her to reach her goal. round to the nearest cent. a. $801,263.20 b. $866,442.02 c. $885,503.75 d. $1,213,299.,90
The amount needed in Tina's account in order for her to reach her goal round to the nearest cent is given by: Option B: $866,442.02 approximately.
What is the amount of a fixed period payment to be done to pay off the loan amount which is increasing compoundly?Suppose we're given that:
[tex]P_v[/tex]= Present value of the loan amountr = rate of interest (compound interest) per period of timen = number of period of time in which loan is to be paid offP = A fixed period payment needed to be done for paying off the loan in n number of periods.Then, we get:
[tex]P = \dfrac{r\times P_v}{1 - (1 + r)^{-n}}[/tex]
Why do we need this loan paying formula?
It is because we can simulate this situation with above condition.
Suppose the balance in her account is loan that she has given to someone. Let it be x, so [tex]P_v[/tex] = x dollars
The loan is increasing compoundly per year(here period of time is year wise). r = 2.2% = 0.022
That loan taker will pay off(since she need money only for 35 years) the loan in 35 years by giving $35756 = P payments each year.
We need to find the value of that initial loan amount (which refers to the amount that she needs to keep in her account).
Putting values in the aforesaid formula, we get:
[tex]P = \dfrac{r\times P_v}{1 - (1 + r)^{-n}}\\\\\\35756 = \dfrac{0.022 \times x}{1 - (1+0.022)^{-35}}\\\\\\x = \dfrac{35756 \times (1 - (1+0.022)^{-35})}{0.022} \approx 866442.02 \: \rm dollars[/tex]
Thus, the amount needed in Tina's account in order for her to reach her goal round to the nearest cent is given by: Option B: $866,442.02 approximately.
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The other person is correct! The answer is B: $866,442.02.
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Have a great day and God bless! :D
8+(6 - 2)3 divided by 2
BRAINLISTTT please explain how to do this!!
Answer:
You can make either an x|y list or use desmos graphing calculator to help you.
Step-by-step explanation:
x|y list means you should pick a value like -2,-1,0,1,2 and plug it in for x and the value you get is the y and you can plot those points on the graph.
how many pounds is 480 oz?
please provide what you did to get the answer please :)
Answer:
30 pounds in 480 ounces.
Step-by-step explanation:
16 ounces = 1 pound.
480 ounces divided by 16 = 30 pounds
Answer:
30 pounds. 480 ounces
30 pounds
divide the mass value by 16
What makes this undefined.
The expression is undefined when x=3 or -3
Solution:An expression is undefined when it's divided by 0.In order to make the denominator equal 0, we need to subtract 9-9. Notice that x is squared.So x times itself should equal 9. What number is it?That's right, 3.So we have9-(3)^2=9-9=0There's also another solution: x=-3 (-3•(-3)=9Hope it helps.
Do comment if you have any query.
Answer: The expression is undefined when x is 3 or -3
Step-by-step explanation:
The denominator of a fraction can never be 0 because you cannot divide by 0. So all we have to do is determine the value of x when the denominator is equal to 0.
[tex]9-x^{2} =0\\[/tex]
We want [tex]x^2[/tex] to be positive so divide everything by -1
[tex]9-x^{2} =0\\\\\frac{9-x^{2}}{-1}=\frac{0}{-1} \\-9+x^2=0\\x^2-9=0[/tex]
Use difference of two squares (DOTS) to factor
[tex]x^2+9=0\\(x+3)(x-3)=0[/tex]
So x cannot be 3 or -3
12 minus half the sum of 6 and 4
Answer:
7
Step-by-step explanation:
the sum of 6 and 4 = 6 + 4 = 10
half of 10 = 5 (10 divided by 2)
12 - 5 = 7
Take it in steps! Hope this makes sense! If you have further questions, let me know!
- profparis
a brainliest would be appreciated if i helped you! :D
An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
The value of the expression is 7.
What is an expression?An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
Example: 2 + 3x + 4y = 7 is an expression.
We have,
12 minus half the sum of 6 and 4
This can be written as an expression as,
= 12 - 1/2 (6 + 4)
= 12 - 1/2 x 10
= 12 - 5
= 7
Thus,
The value of the expression is 7.
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Elizabeth’s credit card computes her finance charges using the previous balance method and a 30-day billing cycle. the table below shows elizabeth’s credit card transactions in july. date amount ($) transaction 7/1 969.26 beginning balance 7/3 45.00 payment 7/10 67.48 purchase 7/12 20.00 payment 7/28 85.00 payment if elizabeth has an apr of 14.61%, how much will her july finance charge be? a. $9.97 b. $12.62 c. $11.80 d. $10.80
Answer:
11.80
Step-by-step explanation:
The $11.80 will be her July finance charge option (c) is correct.
It is given that Elizabeth’s credit card computes her finance charges using the previous balance method and a 30-day billing cycle.
It is required to find the July finance charge.
What is APR?It is defined as the annual percentage rate that represents the yearly interest rate on the borrowing.
We have a principal amount = $969.26
APR = 14.61 %
Per month percent rate = [tex]\frac{14.61}{12}[/tex] ⇒ 1.2175 %
We can calculate the finance charge from the given formula:
Finance charge = Principal value×rate×Time
= 969.29×1.2175%×1
[tex]= 969.29\times\frac{1.2175}{100}\times1[/tex]
= $11.80
Thus, the $11.80 will be her July finance charge.
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PLEASE HELP !! #24 & #26
Answer:
Step-by-step explanation:
Sum of exterior angles of any Polygon = 360°
23. x + 65 + 106 + 78 = 360
x + 249 = 360
{To find the value of x, subtract 249 from both sides}
x = 360 - 249
x = 111°
_________________________________________
24. x + x + 59 + 48 + 50 + 39 + 58 = 360
2x + 254 = 360
2x = 360 - 254
2x = 106
x = 106 ÷ 2
x = 53°
____________________________________________
25. 2x + 3x + 44 +85 + 71 = 360
5x + 200 = 360
5x = 360 - 200
5x = 160
x = 160 ÷ 5
x = 32°
_______________________________________________
26. x+ 2x + 77 + 40 + 45 = 360
3x + 162 = 360
3x = 360 - 162
3x = 198
x = 198 ÷ 3
x = 66°
Please help guys love you
Answer:
1. SSS
2. SAS
3. ASA
4. ASA
Step-by-step explanation:
1. All three sides are equal.
2. Two sides are equal and the angle between the two sides is equal.
3. Two angles are the same and a corresponding angle is the same.
4. Two angles are the same and a corresponding angle is the same.
Matt went on a bike ride of 60 miles. He realized that if he had gone 6 mph faster, he would have arrived 5 hours sooner. How fast did he actually ride
Matt travelled on a bike and cover a distance of 60 miles . If he had gone 6mph faster, he would have arrived 5 hours. Therefore, the actual rate is 6 mph.
What is rate?Rate is the ratio between two related quantities in different units.
He went on a bike ride of 60 miles.
He realized if he had gone 6 miles per hour he would have arrived 5 hours earlier.
The speed he actually ride can be calculated as follows:
let
x = speed he actually ride
y = time he arrived
Therefore,
speed = distance / time
x = 60 / y
On, the other hand his permutation is as follows:
x + 6 = 60 / y - 5
(x + 6)(y - 5) = 60
since, x = 60 / y we can substitute it in the equation
(60 / y + 6)(y - 5) = 60
60 - 300 / y + 6y - 30 = 60
- 300 / y + 6y = 60 - 30
- 300 / y + 6y = 30
6y² - 300 = 30y
6y² - 30y - 300 = 0
y² - 5y - 50 = 0
y² + 5y - 10y - 50 = 0
y(y + 5) -10(y + 5) = 0
(y - 10)(y + 5) = 0
y = 10 or -5
we cannot use negative values.
Therefore,
y = 10
x = 60 / y = 60 / 10 = 6 miles per hour
He actually rode 6 miles per hour.
If he went 6 mph faster that would be 6+6 = 12 mph
If he arrived 5 hrs sooner that would be 10 - 5 = 5 hrs
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Find x . Round your answer to the nearest tenth of a degree.
Answer:
x ≈ 59.0°
Step-by-step explanation:
using the tangent ratio in the right triangle
tanx = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{30}{18}[/tex] , then
x = [tex]tan^{-1}[/tex] ( [tex]\frac{30}{18}[/tex] ) ≈ 59.0° ( to the nearest tenth )
Jessa has $23 that she wants to divide equally among her 5 children. How much money will each receive?
Answer:
23 /5=4.6
4 3/5
4 6/10
write the multipulcation equation you can also use to find 1/3 of 1/5
Answer:
0.33 × 0.2 = 0.066 or [tex]\frac{1}{3}[/tex] × [tex]\frac{1}{5}[/tex] = [tex]\frac{1}{15}[/tex]
The solution is, 1/3 of 1/5 is 0.667.
What is multiplication?In mathematics, multiplication is a method of finding the product of two or more numbers. It is one of the basic arithmetic operations, that we use in everyday life.
here, we have,
given that,
we have to find 1/3 of 1/5
now, let,
x be the required number.
so, we get,
1/3 × 1/5 = x
or, x = 1/15
or, x = 0.667
Hence, The solution is, 1/3 of 1/5 is 0.667.
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