Solve the problem.Tim and Judy mix two kinds of feed for pedigreed dogs. They wish to make 17 pounds of feed worth $0.90 per pound by mixing one kind worth $0.72 per pound with another worth $0.97 per pound. How many pounds of the cheaper kind should they use in the mix? Round to the nearest whole pound if necessary.
A. 7 pounds
B. 5 pounds
C. 17 pounds
D. 12 pounds
Answer: B
Mathematics
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Write the Hindu-Arabic numeral for the given Egyptian numeral.
A. 1101 B. 1100 C. 1011 D. 111
Mathematics
Solve the problem. Round to the nearest hundredth, if necessary.A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 210 and a standard deviation of 50. If an applicant is randomly selected, find the percentage of applicants with a rating that is between 165 and 220.
A. 39.52% B. 57.93% C. 21.11% D. 18.41%
Mathematics
Perform the indicated operation.6 gal 1 pt × 2
A. 13 gal 1 qt B. 13 gal C. 12 gal 1 pt D. 12 gal 1 qt
Mathematics
Write the phrase as a mathematical expression. Use x as the variable.Twice some number
A. 
B. 2 + x
C. 2x
D. 2 - x
Mathematics