Convert to Fahrenheit. Use the formula F = 
C + 32 or F = 1.8C + 32. Round your answer to the nearest tenth if necessary.40°C
A. 54.0°F
B. 78.4°F
C. 129.6°F
D. 104°F
Answer: D
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A child has an enormous jar in which she has been saving all of her spare change. In order to determine exactly how much money she has in the jar, she dumps all of the coins on the floor and counts them. Under the watchful eye of her mother, she counts 180 pennies, 120 nickels, 100 dimes, and 80 quarters.The sampling proportion in this survey is
A. 100%. B. 180/480. C. 80/480. D. unknown. E. none of these
Solve the equation for the specified variable.S = 2?rh + 2?r2; solve for h
A. h = 2?(S - r)
B. h = 
C. h = S - r
D. h = 
- 1
Determine the value or values that are excluded from the following expression.
A. -6 B. 6 C. 0 D. none
Determine the equation of the horizontal asymptote for the graph of this function, and state the domain and range of this function.f(x) = 5x - 2 - 1
A. Horizontal asymptote: y = -1; Domain: (-?, ?), Range: (-1, ?) B. Horizontal asymptote: y = -2; Domain: (-?, ?), Range: (-2, ?) C. Horizontal asymptote: y = 0; Domain: (-?, ?), Range: (0, ?) D. Horizontal asymptote: y = 1; Domain: (-?, ?), Range: (1, ?)