Word Problems

Question 1

What is the original amount of solution in gallons? a =

Revolt · Accepted Answer

160

Question 2

What is the amount of salt in the original solution? b =

Revolt · Accepted Answer

19.2

Question 3

Set up the equation, relating the new ratio of salt to solution to the desired 20% salt solution.

Revolt · Accepted Answer

19.2/(160 – x) = 20/100

Question 4

d =

Revolt · Accepted Answer

x mi

Question 5

Use the data you’ve found up to this point to fill in the final column.c =

Revolt · Accepted Answer

19.2; 160 - x

Question 6

Fill out the Rate column in the table below.a =

Revolt · Accepted Answer

12 mph

Question 7

A hose with a larger diameter working alone can fill a swimming pool in 9 hours. A hose with a smaller diameter working alone can fill a swimming pool in 18 hours. Working together, how long would it take the two hoses to fill the swimming pool?The rate of the hose with the large diameter is ✔ 1/91/181/27.

Revolt · Accepted Answer

✔ 1/9

Question 8

What is the unknown in the problem?

Revolt · Accepted Answer

the time it takes for the hoses working together to fill the pool

Question 9

Question 9

Revolt · Accepted Answer

1.5; 10; 0; x

Question 10

How many gallons of pure water should be added to 10 gallons of a solution containing 15% juice so that the remaining solution contains 5% juice?Fill in the table:What is the amount of juice in the original solution? a = 15✔ 1.50.15

Revolt · Accepted Answer

✔ 1.5; 1.5; 10; 0; x

Word Problems Answers

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