Math Unit 3 review

There are 25 pieces of candy in a bowl and 15 of them are chocolate candies. What percentage of the candy are chocolate candies?

Select all the trips that would take 3 hours.

• Drive 80 miles per hour down I-15 toward Las Vegas and stop for dinner after 240 miles.

• Walk 3 miles per hour to school which is 1 mile away.

• Take a plane with an average speed of 550 miles per hour to a city 1650 miles away

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CCSS.6.EE.B.7

Lin’s family has completed 80% of a trip. They have traveled 400 miles. How far is the trip?

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CCSS.6.RP.A.3C

Lin runs 3 laps around a track in 8 minutes.

How many minutes per lap is that?

• More than 2 minutes

• Less than 2 minutes

• Exactly 2 minutes

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CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Lin runs 3 laps around a track in 8 minutes.

How many laps per minute is that?

• More than 1 minute

• Less than 1 minute

• Exactly 1 minute

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

If Lin runs 20 laps at a rate of 3/8 lap per minute, how long does it take her?

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CCSS.7.RP.A.1

A pilot is planning a flight time and looks at previous flight information to plan his travel time.

Assuming the plane travels at a constant speed, what is its speed?

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CCSS.HSF-LE.A.1B

Which weighs more?

Note: 1 pound is about 0.45 kilograms.

• a Purple mattress that weighs 110 pounds

• an eighth grade boy who weighs 51 kilograms

Tags

CCSS.3.MD.A.2

Elena and Jada are 25 miles apart on a path when they start moving toward each other. Elena runs at a constant speed of 6 miles per hour, and Jada speed walks at a constant speed of 4 miles per hour (assuming it’s possible to maintain a constant speed). How long does it take until Elena and Jada meet?

If you get stuck, consider using the table.