Provide an appropriate response.Write 63 as the product of prime factors.
A. 3 × 72
B. 9 × 7
C. 9 × 3
D. 32 × 7
Answer: D
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Change the decimals to their fraction or mixed-number equivalents, and reduce answers to lowest terms.15.8
A. 1
B. 
C. 1
D. 15
Find the indicated probability.Among the contestants in a competition are 45 women and 26 men. If 5 winners are randomly selected, what is the probability that they are all men?
A. 0.00505 B. 0.05384 C. 0.06439 D. 0.10228
Solve the problem. Round to the nearest tenth if necessary.Avegail needs to determine the distance at certain points across a lake. Her crew and she are able to measure the distances shown on the diagram below. Find how wide the lake is to the nearest tenth of a meter.
A. 111.8 m B. 7.1 m C. 86.6 m D. 50 m
Decide whether or not the ordered pair is a solution of the system.(2, -5)x + y = -3x - y = 7
A. Yes B. No