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. 5.313; Ballroom or square dancing
B. 6.25; Swimming
C. 5.313; Walking
D. 6.25; Mowing lawn
Answer: A
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Evaluate the iterated integral.
dx dy
A. 
ln 2 + 
B. 
(ln 2)2 + 
C. 
ln 2 - e2 ln 2 - 
D. 
ln 2 - 
ex2 - 
Solve the application and answer with a complete sentence.Pete studied 18
hours for his history test. Mike studied 4
hours for the same test. How much longer did Pete study than Mike?
A. Pete studied 13
hours more than Mike.
B. Pete studied 13
hours more than Mike.
C. Pete studied 13
hours more than Mike.
D. Pete studied 14
hours more than Mike.
Provide an appropriate response.In extreme temperatures, concrete can experience a ±1.2% change in length after it is laid. Considering this, if 20 ft sections of concrete are laid for a bridge during cold weather, what width of expansion joint must be allowed so that the bridge will not buckle in hot weather? Round your answer to the nearest hundredth of a foot.
Fill in the blank(s) with the appropriate word(s).
A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given.V = 
Bh for B = 27, h = 4
A. V = 36 B. V = 9 C. V = 40 D. V = 144