4th grade math test

Front

What is the formula to calculate distance when speed and time are known?

Back

Distance = Speed × Time

Front

If a car travels 195 miles in 3 hours, what is its speed?

Back

Speed = Distance / Time = 195 miles / 3 hours = 65 miles per hour.

Front

How do you find the unit rate from a total cost and quantity?

Back

Unit Rate = Total Cost / Quantity.

Front

If 5 pounds of concrete cost $40, what is the cost per pound?

Back

Cost per pound = $40 / 5 pounds = $8 per pound.

Front

What is the price per gallon if a 13-gallon gas tank costs $46.80 to fill?

Back

Price per gallon = Total Cost / Gallons = $46.80 / 13 gallons = $3.60 per gallon.

Front

How do you determine which option is a better buy?

Back

Compare the unit prices of each option.

Front

If a 12-pack of soda costs $3.50, what is the cost per can?

Back

Cost per can = $3.50 / 12 cans = $0.2917 per can.

Front

If Maya earns $10 an hour, how many hours does she need to work to earn $150?

Back

Hours = Total Earnings / Hourly Rate = $150 / $10 = 15 hours.

Front

What is the relationship between distance, speed, and time?

Back

Distance is directly proportional to speed and time.

Front

If a 6-pack of soda costs $1.80, what is the cost per can?

Back

Cost per can = $1.80 / 6 cans = $0.30 per can.