An account contains A dollars and increases or decreases by R%. For A and R: (a) Find the increase or decrease in the value of the account. (b) Find the value of the account. (c) By what factor did the account value increase or decrease? A = $200, R = 180%
A. (a) $385;
(b) $585;
(c) 3.8
B. (a) $370;
(b) $570;
(c) 1.3
C. (a) $360;
(b) $560;
(c) 2.8
D. (a) $310;
(b) $510;
(c) 1.8
Answer: C
Mathematics
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