What is the sum of the first 80 consecutive odd numbers?
?
A. 6,396
B. 6,404
C. 6,360
D. 6,400
E. 6,480
Answer: D
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Find the limit, if it exists.
A. 1.73205081 B. Does not exist C. -1.7320508 D. 0
Solve the problem.A 50-m-long, 8.6-mm-diameter rope hangs free from a ledge. The density of the rope is 70 g/m. How much work is needed to pull the entire rope to the ledge?
A. 87,500g J B. 3.5g J C. 87.5g J D. 6.25g J
Solve the problem.Ken is 6 feet tall and is walking away from a streetlight. The streetlight has its light bulb 14 feet above the ground, and Ken is walking at the rate of 1.9 feet per second. Find a function, d(t), which gives the distance Ken is from the streetlight in terms of time. Find a function, 
, which gives the length of Ken's shadow in terms of d. Then find 
.
A. (S ? d)(t) = 1.05t B. (S ? d)(t) = 1.43t C. (S ? d)(t) = 1.81t D. (S ? d)(t) = 3.21t
Solve the problem.A warehouse stores 495 different inventory items, of which 
are perishable. How many of the inventory items are perishable?
A. 98 items B. 102 items C. 247 items D. 99 items