Solve the problem.The recipe for a chocolate chip cake calls for 
pound of chocolate chips. If a bakery wants to make 21 cakes, how many pounds of chocolate chips will they need?
A. 3 pounds
B. 4
pounds
C. 20 pounds
D. 15 pounds
Answer: D
Mathematics
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Write the fraction as a decimal. If the decimal is a repeating decimal, write using the bar notation and then round to the nearest hundredth. 
A. 0.4375
B. 0.437
? 0.44
C. 0.4
? 0.44
D. 0.43
? 0.44
Mathematics
Use a proportion to solve the problem.The 13th hole at the Riverwoods Golf Course is 225 yards long. How long would it be on a model with a scale of 1.5 inches to 75 yards?
A. 2.25 inches B. 33.75 inches C. 4.5 inches D. 112.5 inches
Mathematics
Simplify the expression. Write the answer using positive exponents.
A. p7
B. p-3
C. p-7
D. 
Mathematics
Add the integers.21 + (-19) + 25 + (-15)
A. 12 B. 80 C. -38 D. -8
Mathematics