6.N.3.2 Guided Practice

David gets paid $36 for 4 hours of work, and Kevin gets paid $55 for 6 hours of work. Who gets paid more per hour?

• David

• Kevin

• They make the same.

Which is the best buy? Calculate the cost per ounce for each option.

• 4 ounce can

• 6 ounce can

• 8 ounce can

A plane flew from Oklahoma City to California at a constant speed and traveled 1,725 miles in 3 hours. How many miles would the plane travel in 9 hours at the same speed?

• 575 miles

• 4,600

• 5,175 miles

• 8,300

At the giant marshmallow eating contest, Carlina ate 25 marshmallows in 20 seconds, while Ginny ate 12 in 10 seconds. What was Carlina's rate per second?

• 0.8 marshmallows per second

• 1.2 Marshmallows per second

• 0.83 Marshallows per second

• 1.25 marshmallows per second

At the giant marshmallow eating contest, Carlina ate 25 marshmallows in 20 seconds, while Ginny ate 12 in 10 seconds. What was Ginny's rate per second?

• 0.8 marshmallows per second

• 1.2 Marshmallows per second

• 0.83 Marshallows per second

• 1.25 marshmallows per second

At the giant marshmallow eating contest, Carlina ate 25 marshmallows in 20 seconds, while Ginny ate 12 in 10 seconds. Who ate more per second?

• Carlina

• Ginny

Your mom bought 2 pounds of apples for $3.14. How much did they cost per pound?

You and your parents are going on a trip. Your parents drove for 520 miles at 65 mph. How many hours did it take to get to your destination?

Kane types 625 characters in 5 minutes. How many characters can he type in 1 minute?

Solve using unit rates. It takes your parents 5 hours to drive 350 miles. How fast are they driving?