Divide.-21 ÷ 7
A. 3
B. -3
C. -4
D. -2
Answer: B
Mathematics
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Convert the given interest rate to decimal form if it is given as a percentage, and to a percentage if it is given in decimal form.0.25 to percent
A. 25% B. 2.25% C. 2.5% D. 0.0025%
Mathematics
Multiply.9.57 × 88.81
A. 84.99117 B. 8499.117 C. 849.9117 D. 84,991.17
Mathematics
Solve using matrices.Tim and Judy mix two kinds of feed for pedigreed dogs. They wish to make 19 pounds of feed worth $0.39 per pound by mixing one kind worth $0.12 per pound with another worth $0.52 per pound. How many pounds of the cheaper kind should they use in the mix?
A. 8 pounds B. 18 pounds C. 13 pounds D. 6 pounds
Mathematics
Simplify the expression. Assume the letters denote any real numbers.  figure 1.png)
What will be an ideal response?
Mathematics