Unit 3 Practice Problems

An elevator travels 310 feet in 10 seconds. At that speed, how far can this elevator travel in 12 seconds?

Han earns $33.00 for babysitting 4 hours. At this rate, how much will he earn if he babysits for 7 hours?

The cost of 5 cans of dog food is $4.35. At this price, how much do 11 cans of dog food cost?

A restaurant has 26 tables in its dining room. It takes the waitstaff 10 minutes to clear and set 4 tables. At this rate, how long will it take the waitstaff to clear and set all the tables in the dining room?

Clare says, "This classroom is 11 meters long. A meter is longer than a yard, so if I measure the length of this classroom in yards, I will get less than 11 yards." Do you agree with Clare? Why or why not?

Mai and Priya were on scooters. Mai traveled 15 meters in 6 seconds. Priya travels 22 meters in 10 seconds. Who was moving faster? Prove it by finding each unit rate.

Which store offers the best deal?

Store X: 4 cans for $2.48

Store Y: 5 cans for $3.00

Store Z: 59 cents per can

There are 33.8 fluid ounces in a liter. There are 128 fluid ounces in a gallon. About how many liters are in a gallon? Round to the nearest one.

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Diego is 165 centimeters tall. Andy is 1.7 meters. There are 100 centimeters in each meter. Who is taller?