What is VRMS when VPK = 170 V?
a. 120.2 V
b. 117.2 V
c. 108.3 V
d. 85.0 V
e. 61.9 V
a. 120.2 V
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Classify the equation as a contradiction, an identity, or a conditional equation.-9s - 35 + 3(3s + 14) = 0
A. Conditional B. Identity C. Contradiction
Solve.The amount of paint needed to cover the walls of a room varies jointly as the perimeter of the room and the height of the wall. If a room with a perimeter of 50 feet and 
walls requires 
of paint, find the amount of paint needed to cover the walls of a room with a perimeter of 70 feet and 8-foot walls.
A. 5.6 quarts B. 560 quarts C. 11.2 quarts D. 56 quarts
Evaluate.(0.07)2
A. 0.0049 B. 0.07 C. 0.0064 D. 0.000343
Solve the problem.The time T necessary to make an enlargement of a photo negative varies directly as the area A of the enlargement. If 24 seconds are required to make a 3-by-4 enlargement, find the time required for a 
enlargement.
A. 140 sec B. 280 sec C. 70 sec D. 210 sec