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nevsk [136]
3 years ago
12

A student types 160 words in 4 minutes. Which unit rate represents this ratio? A. 40 words per minute B. 80 words per minute C.

80 words per 2 minutes D. 160 words per 4 minutes
Mathematics
2 answers:
Darya [45]3 years ago
7 0

Answer:

it would be a for the simple reason 160 divided by 4


Step-by-step explanation:


Mariana [72]3 years ago
7 0

Answer:

Your answer is A

This is because if you divide 160 by 4 you would get the words per minute, since the 4 is minutes, and the 160 is words.

If you need more of an explanation, then comment!

Hope this helps you out some!!

:))

Step-by-step explanation:


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PLEASE HELP<br><br> Graph the ordered pairs for y = 3x + 3 using r = {-2, 1, 2}.
Fed [463]

9514 1404 393

Answer:

  (-2, -3), (1, 6), (2, 9) are plotted in the attached graph

Step-by-step explanation:

For x = -2, y = 3(-2) +3 = -3. The ordered pair is (-2, -3).

For x = 1, y = 3(1) +3 = 6. The ordered pair is (1, 6).

For x = 2, y = 3(2) +3 = 9. The ordered pair is (2, 9).

The graph is attached.

5 0
3 years ago
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The formula for the volume of a cone is v=1/3pir^2h. Find the radius, to the nearest hundredth, of a cone with a height of 3 in.
Maru [420]
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7 0
4 years ago
2. A student on the track team runs 45 minutes each day as a part of her training. She
fomenos

Answer:

D

Step-by-step explanation:

The basic equation to solve this would be D = RT, which is

D is Distance

R is Rate (speed)

T is time

To find total distance D, we can find individual distances for two legs of the whole.

First Leg:

R = 8

T = a

D = 8a

Second Leg:

R = 7.5

T = b

D = 7.5b

Total distance D is:

D = 8a + 7.5b

Moreover, we know student runs 45 minutes in total hence a + b = 45 or we can say a = 45 - b, so we can replace this in the equation found:

D = 8a + 7.5b

D = 8(45 - b) + 7.5b

Answer choice D is right.

8 0
4 years ago
What is the sum of 4 and its additive inverse
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Answer:

0

Step-by-step explanation:

additive inverse means any number to make the sum zero. in this case 4 +(-4)=0

4 0
3 years ago
3 is added to five times number, and the result is multiplied by 4. the final result is 72. what is the number​
Dima020 [189]

Answer:

The number is 3

Step-by-step explanation:

Hi,

4 ( 3 + 5x) = 72

12 + 20x = 72

20x = 60

x = 3

Hope this helps :)

7 0
3 years ago
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