Solve the problem.A person puts $27 into a bank account on January 1, $37 on February 1, $47 on March 1, and so forth. How much has the person put into the bank account by December 30?
A. $822
B. $1968
C. $984
D. $1044
Answer: C
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Solve the problem.A rectangular field is to be enclosed on four sides with a fence. Fencing costs $7 per foot for two opposite sides, and $8 per foot for the other two sides. Find the dimensions of the field of area 620 ft2 that would be the cheapest to enclose.
A. 28.5 ft @ $7 by 21.8 ft @ $8 B. 23.3 ft @ $7 by 26.6 ft @ $8 C. 21.8 ft @ $7 by 28.5 ft @ $8 D. 26.6 ft @ $7 by 23.3 ft @ $8
Graph.-7 - 5 ? f(x) = 0
A. 
B. 
C. 
D. 
Perform the indicated operation and simplify.
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A. 
B. 
C. 
D. 
Solve the problem.A small business owner made $30,000 the first year he owned his store and made an additional 
over the previous year in each subsequent year. Find how much he made during his fourth year of business. Find his total earnings during the first four years. (Round to the nearest cent, if necessary.)
A. $35,730.48; $131,238.48 B. $6.48; $31,914.48 C. $196,608.00; $474,288.00 D. $122,880.00; $277,680.00