Provide an appropriate response.One way to measure a person's cardiofitness is to calculate how many METs, or metabolic units, he or she can reach at peak exertion. One MET is the amount of energy used when sitting quietly. To calculate ideal METs, we can use the expression: 
Researchers recommend that a person reach approximately 85% of his or her MET when exercising. Calculate 85% of the ideal MET for a 65-yr-old woman. Then refer to the following table. What activity can the woman do that is approximately this value? 
A. 6.25; Mowing lawn
B. 5.313; Ballroom or square dancing
C. 5.313; Walking
D. 6.25; Swimming
Answer: B
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Provide an appropriate response.In oblique triangle ABC, find the indicated part. Round to the nearest tenth. Side a = 3, side c = 2, and angle B = 110°; find b.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Find three consecutive integers such that the sum of the squares of the smaller two is equal to the square of the largest.
A. -1, 0, 1 or 3, 4, 5 B. -1, 0, 1 C. -3, -4, -5 D. 3, 4, 5
Find the quotient and check.0.58 ÷ (2)
A. 12.9 B. 2.9 C. 0.29 D. 1.29
Provide an appropriate response.Suppose that you are solving a system of three linear equations in three variables by the row echelon method and you obtain the following augmented matrix. 
What row transformation would you perform next?
A. Add -12 times row 2 to row 3.
B. Add 
times row 2 to row 3.
C. Add -12 times row 1 to -6 times row 3.
D. Multiply row 3 by 
.