Multiply.5 ? (-4) ? 8 ? (-12)
A. -3
B. 1920
C. -148
D. -1920
Answer: B
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Solve the problem using your calculator.The paired data below consist of the temperatures on randomly chosen days and the amount a certain kind of plant grew (in millimeters). Use a graphing calculator to model the data with a linear function that predicts a plant's growth as a function of temperature.
A. y = 7.30 - 0.112x B. y = -14.6 - 0.211x C. y = 7.30 + 0.122x D. y = 14.6 + 0.211x
Write the subtraction as an addition.(-1) - 46
A. (-1) - (-46) B. (-1) + (-46) C. (-1) + 46 D. None of these
Find the quotient. If the quotient is a repeating decimal, write the answer with a bar over the repeating digit or digits.8.3 ÷ (-10)
A. -0.083 B. -0.73 C. -0.83 D. -0.073
Solve the problem.A company manufactures two types of lawn mowers, a gas-powered model and an electric model. The company's production plan calls for the production of at least 940 mowers per month. Write the inequality that describes the production plan, if x represents the number of gas-powered mowers and y represents the number of electric mowers.
A. x - y ? 940 B. x + y ? 940 C. x - y ? 940 D. x + y ? 940