Finding the better buy

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

If the unit price for bananas is $1.44 per pound, how much would it cost to buy 6 pounds of bananas?

• $0.24
• $2.40
• $8.64
• $7.56

Oreos $2.98 for 15.5 oz.
or
Chips Ahoy $2.50 for 14 oz.
Find the unit price of each and choose the better deal.

• Oreos
• Chips Ahoy

Sara Lee Turkey $6.58 per lb.
or
Butterball Turkey $11.16 for 2 lb.
Find the unit price of each and choose the better deal.

• Sara Lee
• Butterball

Mary lost 30 pounds.  Before her diet she weighed 180 pounds.  What is the percent of change?

• 17% Decrease
• 18% Decrease
• 19% Decrease
• 20% Decrease

Find the percent change.
Original amount:  16
New amount: 11

• 5%
• 31%
• .3%
• 56%