Proportions and Unit Rate

How many pieces are there per ounce?

• 5 pieces

• 0.2 pieces

• 50 pieces

• 60 pieces

It took Julius 1/3 of an hour to ride his bike 2 & 3/4 of a mile. How many miles per hour can he ride his bike?

• 3 & 1/2

• 6 & 3/4

• 8 & 1/4

• 16 & 1/2

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $1.25 per pound

• $1 per pound

• $2 per pound

• $1.50 per pound

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute

• Yes, $.10 per minute

• Yes, $.40 per minute

• Not a constant rate

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

• x = 16

• x = 28

• x = 1/26

• x = 26

• x = 6

• x = 25

• x = 28

• x = 17

• c = 4

• c = 8

• c = 14

• c = 10

The distance a bicyclist travels is proportional with the number of hours. Using a proportion, solve for how long it will take to travel 228 miles

• 19

• 1.5833333

• 57

• 21.2

Find the unit rate:

40 slices in 5 pizzas

______ slices per pizza