Solve the problem.A caterer uses special stacking ovens to prepare large amounts of food. Find the total number of servings that can be prepared in one hour.Meatloaf: 10 servings per panNumber of pans per oven: 2Pan changes per hour: 2Number of ovens: 4
A. 80 servings
B. 40 servings
C. 160 servings
D. 110 servings
Answer: C
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Find the length of the curve.x = 
+ 
from y = 1 to y = 3
A. 
B. 
C. 
D. 
Simplify the exponential expression.
A. 
B. 
C. 
D. 
Solve the problem.When a person bends at the waist with a straight back, the force, F, exerted by the person's lower back muscles can be estimated with the formula 
where w is the person's weight, and ? is the angle made by the person's torso relative to the horizontal. Suppose that a 
person bends at an angle of 35°. Determine the force exerted by the person's back muscles, and estimate the angle that requires the back muscles to exert a force of 197 pounds.
A. 29 pounds; 55.4° B. 284 pounds; 35° C. 199 pounds; 48.3° D. 284 pounds; 55.4°
Give the domain and range of the function.
A. Domain (-?, ?) ; Range [-2, 4] B. Domain (-5, 5) ; Range [-2, 8) C. Domain (-?, ?) ; Range [-2, ?) D. Domain (-?, ?) ; Range [0, ?)