Convert as indicated. If necessary, round to the nearest tenth of a degree.The temperature recorded on a thermometer was 28°C. Find the corresponding temperature in degrees Fahrenheit.

A. 47.6°F
B. -16.4°F
C. 18.4°F
D. 82.4°F


Answer: D

Mathematics

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Provide an appropriate response.Find the greatest common factor of 42, 84, and 210.

A. 14 B. 21 C. 7 D. 42

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Find the simple interest and the final value of the deposit that earns the given rate for the indicated length of time. Round your answers to the nearest cent.$84,320 earning 7% for 2.5 years

A. $14,756.00; $99,076.00 B. $7766.32; $92,086.32 C. $14,165.76; $98,485.76 D. $20,658.40; $104,978.40

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Solve the problem.Evaluate  at t = 9 for the function w(x, y, z) = exyz2; x = t, y = t, z = .

A.
B. - e
C. e
D. 0

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Find the slope of the line that passes through the two given points.(-7, 3) and (4, 6)

A.  
B.  
C. - 3 
D.

Mathematics