Rates and Averages · ISEE Upper Level Quantitative Reasoning · Flashcards

QUESTION

Find the missing value if the average of

5

numbers is

12

and four numbers sum to

41

.

QUESTION

What number must be added to

3,5,10

to make the average

7

?

QUESTION

A pipe fills a tank in

5

hours and a drain empties it in

10

hours. How long to fill with both open?

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