2.2.5b PreAlg

Write a unit rate for each situation.

a. 254 words typed in 4 minutes. How many words per minute?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write a unit rate for each situation.

b. 5 trays with 90 ice cubes. How many ice cubes per tray?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write a unit rate for each situation.

c. 4 hot dogs eating in 45 seconds. How many seconds per hot dog?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write a unit rate for each situation.

d. 8 hours to drive 528 miles. How many miles per hour?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write a unit rate for each situation.

e. 10 gallons filled in 4 minutes. How many gallons per minute?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write a unit rate for each situation.

f. 60 pounds of cat food in 5 bags. How many pounds per bag?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Shawna needs to buy apples to bake pies for the fair. She needs 13 pounds of apples. At one market, Shawna finds apples selling for $1.89 a pound. At another market, she finds a 15-pound bag of apples for $26.99. Which market has the better deal?

• The market with the 15-pound bag has the better deal.

• The market selling for $1.89 per pound has the better deal.

• Neither -- both options are of equal value.

Tags

CCSS.6.RP.A.3B

Dylan needs to buy new contact lenses. His ophthalmologist sells 8-lens boxes in packs of 2 for $52 and 10-lens boxes in packs of 4 for $120. Which option is the better deal per lens?

• The 8-lens boxes in packs of 2 are the better deal.

• The 10-lens boxes in packs of 4 are the better deal.

• Neither -- the boxes have the same value per lens.

Tags

CCSS.6.RP.A.3B

Pets R Us claims in their advertisement that they have the best price in town for ChowChow dog food. They sell 20-pound bags for $16.95. Stuff4Pets also claims to have the best price in town for ChowChow dog food. They are selling 30-pound bags for $24.95. Which store has a valid claim?

• Pets R Us

• Stuff4Pets

• Both -- each store has the same price per pound.

Tags

CCSS.6.RP.A.3B

During his last race, Bryce biked 43 kilometers in 2 hours. If he maintains that same speed, how far will he travel in 3 hours?

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.3B