Solve the problem.At a lumber company that sold shelves, a customer could choose from 3 types of wood, 5 different widths and 6 different lengths. How many different types of shelves could be ordered?

A. 48
B. 45
C. 14
D. 90


Answer: D

Mathematics

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Provide an appropriate response.The most recently purchased goods are assumed to be sold first with the FIFO method.

A. True B. False

Mathematics

Solve triangle ABC. Round side lengths and angle measures to the nearest tenth when necessary.b = 2, c = 3, A = 80°

A. a ? 2.3, B ? 63.4°, C ? 36.6° B. a ? 3.3, B ? 63.4°, C ? 36.6° C. a ? 4.3, B ? 36.6°, C ? 63.4° D. a ? 3.3, B ? 36.6°, C ? 63.4°

Mathematics

Write an expression for the perimeter in simplest form.

A. x2 + 9x + 20 B. 4x + 9 C. 2x + 9 D. 4x + 18

Mathematics

Solve the problem.There is a 3-degree drop in temperature for every thousand feet that an airplane climbs into the sky. If the temperature on the ground is 36 degrees, what will be the temperature when the plane reaches an altitude of 30,000 feet?

A. 54 degrees B. 6 degrees C. -6 degrees D. -54 degrees

Mathematics