What is 8.5 less than 23.48?
A) –14.98
B) 14.98
C) 31.98
D) –31.98
E) 21.132
B) 14.98
Mathematics
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Solve.A weather forecaster predicts that the temperature will drop 4 degrees each hour for the next 7 hours. If the temperature is 16 degrees before the temperature starts falling, what is the temperature after the drop?
A. -12° B. 5° C. -28° D. 28°
Mathematics
Solve.x3 - 2x ? 24 - 5x2
A. [-4, -3] ? [2, ?) B. [-2, 2] C. [-2, ?) D. (-?, -4] ? [-3, 2]
Mathematics
The slant height of a regular square pyramid is 23 ft, and the length of a side of its base is 9 ft. What is the surface area of the pyramid?
a. 621 ft² b. 495 ft² c. 943 ft² d. 909 ft² e. 1587 ft²
Mathematics
Translate the sentence to an equation then solve.3 is equal to 
of x.
A. 
= 3x, x = 
B. 3 = 
x, x = 
C. 
= 3x, x = 
D. 3 = 
x, x = 
Mathematics