Question

Mrs. Nelson is having a picnic for eighty relatives. Mrs. Nelson orders twenty dozen chocolate chip cookies from the tasty bakery. The tasty bakery uses eight ounces of chocolate chips for every two dozen cookies it bakes. The tasty bakery has two-pound bags of chocolate chips. How many bags of chocolate chips does the tasty bakery use for mrs. Nelson's order? The tasty bakery sells chocolate chip cookies for three dollars and twenty-ve cents per dozen. How much money does mrs. Nelson spend for the cookie order? Show all your mathematical thinking.

Answer 1

9514 1404 393

Answer:

• 2.5 bags
• $26.00

Step-by-step explanation:

a) To find bags of chips, we can consider this to be a units conversion problem.

  (20 dz)×(8 oz)/(2 dz)×(1 bag)/(32 oz) = (20×8)/(2×32) bags = 2.5 bags

The bakery uses 2.5 bags of chocolate chips for Mrs. Nelson's order.

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b) The price of Mrs. Nelson's order is ...

  (8 dz)($3.25/dz) = $26.00

Mrs. Nelson spends $26.00 for the cookie order.