Several logs are stored in a pile with 30 logs on the bottom layer, 29 on the second layer, 28 on the third layer, and so on. If the top layer has one log, how many logs are in the pile?
?
A. 464
B. 465
C. 450
D. 435
E. none of the above
Answer: B
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Provide an appropriate response. Solve the following quadratic using any method: 25x2 = 81.
A. x = 
B.
x = 1.8
C.
x = -1.8, 1.8
D. x =
, -
Simplify the rational expression.
A. 
B. - 
C. 
D. 
Solve.Jordan sold his used lap top and accessories for $378. If he received five times as much money for the lap top as he did for the accessories, find how much money he received for the lap top.
A. $73 B. $1890 C. $315 D. $63
Solve the application and answer with a complete sentence.Janet knows that the distance between Anderson and Charleston is 90 miles. She wants to know the distance between Barrington and Charleston. On a wall map, she measures the distance between Anderson and Charleston and finds it to be 4 inches. On the same map, the distance between Barrington and Charleston is 12 inches. What is the real distance between Barrington and Charleston?
A. The real distance between Barrington and Charleston is 270 miles. B. The real distance between Barrington and Charleston is 30 miles. C. The real distance between Barrington and Charleston is 450 miles. D. The real distance between Barrington and Charleston is 8100 miles.