Tell which real number corresponds to the situation.On a cloudy day, the water temperature in the swimming pool drops 8 degrees.

A. -8
B. 8


Answer: A

Mathematics

You might also like to view...

Make the indicated temperature conversion. Round answers to one decimal place if necessary.In Satoru's hometown, the highest temperature ever recorded is 105°F. Convert this temperature to Celsius.

A. 40.6° C B. 26.3° C C. 76.1° C D. 221.0° C

Mathematics

Use grouping to factor the polynomial.x3 + 7x2 + 8x + 56

A. (x3 + 8)(x + 7) B. (x2 + 8)(x + 7x) C. (x2 + 8)(x - 7) D. (x2 + 8)(x + 7)

Mathematics

Solve the problem.Two recording devices are set 3200 feet apart, with the device at point A to the west of the device at point B. At a point on a line between the devices, 400 feet from point B, a small amount of explosive is detonated. The recording devices record the time the sound reaches each one. How far directly north of site B should a second explosion be done so that the measured time difference recorded by the devices is the same as that for the first detonation?

A. 933.33 feet B. 1763.83 feet C. 4098.78 feet D. 1549.19 feet

Mathematics

Solve the problem.A biologist has a bacteria sample. She records the amount of bacteria every week for 8 weeks and finds that the exponential function of best fit to the data is A = 150 ? 1.79t. Express the function of best fit in the form 

What will be an ideal response?

Mathematics