Write and solve an equation to find the percent increase or decrease. Round your answer to the nearest tenth of a percent, if necessary.The price of a printer was reduced from $400 to $260. What was the percent of decrease?
A. 35%
B. 65%
C. 53.8%
D. 40%
Answer: A
Mathematics
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Write the following as a base-ten numeral.8 ? 102 + 3
A. 703 B. 800 C. 803 D. None of these
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Decide whether the given functions are inverses.f = {(3, 16), (4, 24), (5, 32), (6, 40), (7, 48)}g = {16, 3), (24, 4), (32, 5), (40, 6), (48, 7)}
A. Yes B. No
Mathematics
Find 
(x) and state any values that cannot be included in the domain of 
(x).P(x) = 7x2 - 44x - 35; Q(x) = x - 7
A. 7x + 5, x ? -7 B. 7x + 5, x ? 7 C. 7x - 5, x ? -7 D. 7x - 5, x ? 7
Mathematics
Write with positive exponents only.
A. x(df - rt)y(ef - st) B. (xy)(def - rst) C. x(df + rt)y(ef + st) D. x(d - r)y(e - s)
Mathematics