According to the National Oceanic and Atmospheric Administration, the blue whale is the largest animal on Earth. Blue whales weigh

approximately 3×10^5 pounds. Narwhals, which are also a type of whale, weigh approximately 2×10^3 pounds.

Answers

Answer 1

Answer:

According to the passage, whales weight 300,000 pounds on average. Narwhales weigh 2,000 pounds on average.

Step-by-step explanation:

Since the question is extremely vague, I'll just answer what's the weight of whales and the weight of narwhals.

According to the paragraph, blue whales weigh 3×[tex]10^{5}[/tex] pounds.

This is what we call scientific notation. You could solve it normally, or you could use a faster method.

Scientific notation states that the first number that you see, the three, is the first part of the answer. The exponent on the number of zero's that there is.

That means that the answer to 3×[tex]10^{5}[/tex] you get 300,000.

Let's do the same thing to Narwhales.

2×[tex]10^{3}[/tex] is 2,000.


Related Questions

2x – 2y = -4 and x + y = 8
please show work having a hard time in math

Answers

Step-by-step explanation:

y= 5

x=3

.................

Subtract: 9-7

Subtracting 9-7=2

Answers

Answer: 2

Step-by-step explanation: add 2 to 7 you get 9

bleepbloob pls help :((​

Answers

Answer:

19.235

Step-by-step explanation:

root square of 370

Answer:

AC = 4[tex]\sqrt{13}[/tex]

Step-by-step explanation:

Using Pythagoras' identity in the right triangle.

The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is

AC² + 9² = 17²

AC² + 81 = 289 ( subtract 81 from both sides )

AC² = 208 ( take the square root of both sides )

AC = [tex]\sqrt{208}[/tex] = 4[tex]\sqrt{13}[/tex] ← exact value

     ≈ 14.42 ( to 2 dec. places )

please help!!! geometry

Answers

both angles are the same ! so

20x + 60 = 30x + 20

10x = 40

x = 4

and then substitute x back in

20(4) + 60 = 140

i think this is right >__<

issac and petra share £665 in the ratio 5:2. how much does each person get​

Answers

Answer:
Issac - £475
Petra - £190

Explanation:
5 + 2 = 7
665 / 7 = 95
5 x 95 = 475
2 x 95 = 190

Answer:

let, the ratio be 5x & 2x

now,

5x+2x=665

7x=665

x=95

again,

5x=5×95=475

2x=2×95=190

hope it helps.

Geometry please help

Answers

Answer:

1. Yes (side angle side)

2. I don’t know for sure but I’m thinking no

3. No

Step-by-step explanation:

Mr.smith has 5 1/5 acres of the land for sale. He divided the land into 1/2-acre lots. How many lots are for sale?

Answers

Answer:

I think that mrjsjamamjsjwmnwjwm caca

Step-by-step explanation:

popopopopoo

What is the slope of the line passing through the points (1, -5) and (4.1)?
a.2
b. -4/5
c. 5/4
d. -2​

Answers

Answer:

Is the opcion A ...............


For one dozen cookies you need to use of a cup of sugar,
You have 4 cups of sugar. You have plenty of all of the other
ingredients. How many dozens of cookies can you make?

Answers

Answer:

4 dozen

Step-by-step explanation:

46÷? = 5R6
22÷?=2R6
25÷?=6R1
2÷?=2R6​

Answers

Answer:2r + 6

Step-by-step explanation:

Answer:

Step-by-step explanation:

5x+6=46

x=8

2x+6=22

x=8

6x+1=25

x=8

Last question something wrong

HELP PLEASE!!!!!!!:(

Answers

Answer:

D

Step-by-step explanation:

[tex]\frac{1}{2} = \frac{7}{14} \\[/tex]

[tex]\frac{1}{7} = \frac{2}{14}[/tex]

[tex]\frac{7}{14} + \frac{2}{14} = \frac{9}{14}[/tex]

5+2=7

[tex]7 + \frac{9}{14} = 7 \frac{9}{14}[/tex]

Which expression is equivalent to 4(3 plus 5) - 3 x18

Answers

Answer:

-22

Step-by-step explanation:

What is thesimple interest rate if you borrowed $3000 at 7% for 10 years?

Answers

Answer:

poopppppppppppppppppppppeeeee

Answer:

bababoy

Step-by-step explanation:

What is the common denominator of 3/4 and 5/8

Answers

The lowest common denmominator is 8

Help me please I’m new to this

Answers

Answer:

I believe it's irrational, Integer, and Whole Number

Note: I'm a bit rusty lol

Hope this helps you out! Have a great rest of your day! :)

It’s irrational because it’s not a perfect square.

You live in a big house. The master bathroom is 12 by 20 feet. Calculate the area of your bathroom.
A. 100 sq ft.
B. 240 sq ft
C. 180 sq ft
D. 170 sq ft

Answers

(12)(20)= 240
The answer is going to be B. 240 sq ft

Answer:

240 sq. ft

Step-by-step explanation:

Area = length * width

        = 12 *20

       = 240 sq. ft

2) The
is used to determine whether the graph of an equation is
a function of y in terms of x.

Answers

Answer:

The Vertical Line Test is used to determine whether the graph of an equation is  a function of y in terms of x.

Step-by-step explanation:

One can conduct the vertical line test can to determine whether a graph represents a function.  The reason for this is that a function has one output value for each input value. Therefore, a vertical line includes all points with a particular x value. The y value of a point where a vertical line intersects a graph represents an output for that input x value.

2. What is 14 out of 28 expressed as a fraction?​

Answers

Step-by-step explanation:

It is 14/28, In its simplest form it is 1/2

(40 POINTS) HELP PLEASE



Questions :

(4a) Write a multiplication equation AND a division equation to represent this statement. "There are 12 fourths in 3.".



(4b) Write a multiplication equation and a division equation to represent this diagram.

Answers

Answer:

12/4 * 3 or 3 ÷ 12/4

Step-by-step explanation:

Don't worry, I got you covered.

First, you examine the words in the sentence. After you look at the key-words, which would be "12 fourths in 3." This would translate to 12/4 into 3. Here's the examples.

Start by dividing rather than multiplying for your first equation.

3 ÷ 12/4. If you want 3 to be equal to 12/4 in division, you want to take the largest number and divide it into the smaller number. In this case, the large number would be 3 while the small number would be 12/4. It still makes it correct, despite you changing the problem a bit.

This would get you the easiest way to use your division.

Finally, try making a multiplication problem. If you want there to be 3 equal to 12/4, another justification could be 12/4 * 3. This would keep the problem true, while still solving the missing equation.

Find the solutions to the equation below. Check all that apply. 25x^2- 100 = 0

Answers

25x^2 - 100 = 0
25x^2 = 100
X^2 = 4

Answer:
X = 2
OR
X = -2

b • (9-b) •b
(b=9) help now please I'm failing​

Answers

Answer:

Step-by-step explanation:

Move all terms containing b to the left, all other terms to the right. Add '81' to each side of the equation. -81 + 81 + b 2 = 0 + 81 Combine like terms: -81 + 81 = 0 0 + b 2 = 0 + 81 b 2 = 0 + 81 Combine like terms: 0 + 81 = 81 b 2 = 81 Simplifying b 2 = 81 Take the square root of each side: b = {-9, 9}

Answer:

0

Step-by-step explanation:

9 x (9-9) x 9

9 x (0) x 90 x 90

Gabriel brings 25 cupcakes to share with his classmates at school. At the end of the day, he has 3 cupcakes remaining. Write a fraction representing the remaining cupcakes to the original amount of cupcakes.

Answers

Answer:

3/25 remaining cupcakes

Step-by-step explanation:

Help solve for X

Please ignore the other scribbles in pencil.

Thanks

Answers

Answer:

The correct answer is X=5

I'm 10000000000% sure

Answer:

x = 5

Step-by-step explanation:

First, to get rid of the fraction, multiply both sides of the equation by x.

— (14.8/x + 2.4) * x = 5.36 * x

— 14.8 + 2.4x = 5.36x

Next, subtract 2.4x from both sides of the equation.

— 14.8 + 2.4x - 2.4x = 5.36x - 2.4x

— 14.8 = 2.96x

Now, divide both sides of the equation by 2.96.

— 14.8/2.96 = 2.96x/2.96

— 5 = x

Which rational number is one tick mark to the right of Negative StartFraction 6 Over 4 EndFraction on the number line below?

A number line going from negative 2 to positive 2 in increments of 1. There are 4 equal spaces between each number.
Negative one and three-fourths
Negative 1 and one-fourth
1 and one-fourth
1 and three-fourths

Answers

Answer:

the answered is a

Step-by-step explanation:

hope this helps

find the center and radius of this circle x^2+y^2-6x-10y+30=0

Answers

Answer:

Center and Radius

Rewrite in standard form to find the center

(k,h)

and radius r

.Center:

(3,5)

Radius:

2

Which is an example of a statistical question? Question 1 Question 2 Question 3 Question 4 Questions How many pets does Alisha have at home? What is your favorite kind of pet? Do you like having a pet? What is Alisha's pet's name? question 1 question 2 O question 3 O question 4​

Answers

Answer:

B

Step-by-step explanation:

I did the quiz

Have a good day :D

The statistical question is "How many pets does Alisha have at home?''.

The correct option is Question 1.

What is an expression?

One mathematical expression makes up a term. It might be a single variable (a letter), a single number (positive or negative), or a number of variables multiplied but never added or subtracted. Variables in certain words have a number in front of them. A coefficient is the number used before a phrase.

Simply expressed, a statistical question is one that is supported by data and facts.

From the given choices:

How many pets does Alisha have at home?

Here, we have to find the number of pets.

Therefore, the required phrase -is "How many pets does Alisha have at home?''

To learn more about the expression;

brainly.com/question/24242989  

#SPJ3

Enter an expression equivalent to (-3xy^3)(5x^4y^4) in the form Ax^my^n.

Answers

Answer:

[tex]-15x^5y^7[/tex]

Step-by-step explanation:

Given

[tex](-3xy^3)(5x^4y^4)[/tex]

Required

Express as [tex]Ax^my^n[/tex]

[tex](-3xy^3)(5x^4y^4)[/tex]

Expand each factor in both brackets

[tex](-3 * x * y^3) (5 * x^4 * y^4)[/tex]

Remove brackets

[tex]-3 * x * y^3*5 * x^4 * y^4[/tex]

Bring like factors together

[tex]-3 *5* x * x^4* y^3 * y^4[/tex]

[tex]-15* x * x^4* y^3 * y^4[/tex]

Apply law of indices

[tex]-15* x^{1+4}* y^{3+4[/tex]

[tex]-15* x^5* y^7[/tex]

[tex]-15x^5y^7[/tex]

Done

The expression equivalent to (-3xy^3)(5x^4y^4) in the form Ax^my^n [tex]\mathbf{=-15x^{5} y^{7}}[/tex]

Indices are algebraic expressions usually raised to a power of a given number or term.

Given that:

(-3xy^3)(5x^4y^4)

To express the given indices in terms of Ax^my^n, we need to open the two brackets and multiply the corresponding variables carrying the same terms.

i.e.

[tex]\mathbf{=(-3xy^3)(5x^4y^4) }[/tex]

[tex]\mathbf{=((-3\times 5)x^{1 +4}) ( y)^{3+4}}[/tex]

[tex]\mathbf{=-15x^{5} y^{7}}[/tex]

Learn more about indices here:

https://brainly.com/question/20411226

The rule of 72 is used to determine how long it will take an investment to . For an investment of $5,000 earning 7% annually, this will take about years.

Answers

Answer:

10.3 years

Step-by-step explanation:

The Rule of 72 is a rule used to determine the period of time it would take an investment to double at a given fixed annual rate of return. The rule of 72 helps investors to have an estimate of how long an initial investment would double. The rule of 72 is given by the formula:

t = 72 / r

where r is the annual rate of return and t is the approximate time in years required for the investment to double.

t = 72 / r

Given that r = 7%

t = 72 / r = 72 / 7 = 10.3 years

Therefore it would take 10.3 years for an investment of $5,000 earning 7% annually to double to about $10,000

7.(06.04)
5x + 1/2 y^2
What is the value of the expression above when x = 3 and y = 2? You must show all work and calculations to receive full credit. (4 points)

Answers

Answer:

17

Step-by-step explanation:

Given expression:

5x + 1/2y²

Value of expression when x = 3 and y = 2:

5*3 + 1/2*2² =15 + 2 =17

Answer:

5x + 1/2 y² when x = 3 and y = 2

[tex]→\boxed{5x + \frac{1}{2} {y}^{2} } = 5(3) + \frac{1}{2} {(2)}^{2} \\ = 5(3) + \frac{1}{2} (4) \\ = (15 + 2) \\ = \boxed{ 17}✓[/tex]

17 is the right answer.

A pizza will be split among 3 friends.
What amount of pizza will each
friend receive?

Answers

Answer:

1/3

Step-by-step explanation:

Answer:

Step-by-step explanation:

Assuming this pizza has 8 slices, which is about average solve this problem using division.

Eight slices divided by three friends

8/3

If rounding to whole slices, each friend could have two pieces. If not, each friend could have 2.667 pieces.

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