Find an equation of variation for the given situation.y varies inversely as x and y = 0.5 when x = 0.7
A. y = 
B. y = 
C. y = 0.71x
D. y = 
Answer: B
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Estimate the product by rounding as indicated.(3.6)(1.67); Round each factor to one nonzero digit.
A. 0.8 B. 0.3 C. 3 D. 8
Solve the problem.Maryn deposited $5000 in a 3-year certificate of deposit account paying 5% compounded daily. She withdrew the money 12 months later. The passbook rate at her bank is 3
% compounded daily. Remembering the rules for finding the early withdrawal penalty, find the interest earned on the account.
A. $5131.14 B. $0 C. $175.61 D. $131.14
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = x2 - 14x + 56
A. Maximum: -7 B. Minimum: 0 C. Minimum: 7 D. Maximum: 7
Graph the equation using the slope and y-intercept.3x + 4y = 12
A. 
B. 
C. 
D. 