Math 7 Lab - Midterm Exam Review

Front

What is the formula to calculate miles per gallon (MPG) if a vehicle uses a certain amount of gasoline to travel a specific distance?

Back

MPG = \frac{\text{Distance (miles)}}{\text{Gasoline (gallons)}}

Front

If a vehicle travels 7 1/2 miles using 1 1/4 gallons of gasoline, how many miles can it travel per gallon?

Back

6 miles per gallon.

Front

What equation can be used to find the cost of each bag of potatoes if the total cost is known?

Back

x = \frac{\text{Total Cost} - \text{Cost of Eggs}}{\text{Number of Bags}}

Front

If Sam pays $32.65 for eggs and 4 bags of potatoes, and the eggs cost $3.29, what is the equation to find the cost of each bag of potatoes?

Back

x = \frac{32.65 - 3.29}{4}.

Front

How do you determine how many miles Sara must run on the last day to reach her goal?

Back

Subtract the total miles run from the goal miles.

Front

If Sara's goal is to run 27 miles in 5 days and she has run 16 miles in 4 days, how many miles does she need to run on the last day?

Back

10 6/7 miles.

Front

What is the process to solve a division problem involving fractions?

Back

Multiply by the reciprocal of the divisor.

Front

Back

1 13/36.

Front

How do you find the ratio of ingredients in a recipe?

Back

Use the relationship between the quantities of each ingredient.

Front

If a recipe requires 1/5 cup of milk for every 1/6 cup of water, how much water is needed for each cup of milk?

Back

5/6 cup of water.