Write the fraction in simplest form.

A.
B.
C. 11
D.


Answer: A

Mathematics

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Solve the problem.From a thin piece of cardboard 20 in. by 20 in., square corners are cut out so that the sides can be folded up to make a box. What dimensions will yield a box of maximum volume? What is the maximum volume? Round to the nearest tenth, if necessary.

A. 10 in. × 10 in. × 5 in.;  500 in3 B. 13.3 in. × 13.3 in. × 3.3 in.;  592.6 in3 C. 13.3 in. × 13.3 in. × 6.7 in.;  1185.2 in3 D. 6.7 in. × 6.7 in. × 6.7 in.;  296.3 in3

Mathematics

Provide an appropriate response. A rental car costs $20 for a day plus $0.25 per mile. Write a function that represents the cost of the car for a single day if x represents the number of miles and f(x) represents the car rental cost.

A. f(x) = 20x + 0.25 B. f(x) = 0.25x C. f(x) = 0.25x + 20 D. f(x) = 20.25x

Mathematics

Solve the logarithmic equation.ln(4x - 5) = ln 5 - ln(x - 1)

A.
B. ?
C.
D.

Mathematics

Find the exact value of the expression. Do not use a calculator.cot 45° - sin 60°

A.
B.
C. - 
D.

Mathematics