Solve the problem.Sketch a graph showing the mileage that a person is from home after x hours if that individual drives at 30 mph to a lake 60 miles away, stays at the lake 1.5 hours, and then returns home at a speed of 60 mph.

A.

B.

C.


Answer: A

Mathematics

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Calculate. State the answer as a whole-number quotient and remainder.711 ÷ 25

A. quotient 28; remainder 11 B. quotient 26; remainder 7 C. quotient 27; remainder 16 D. quotient 28; remainder 0

Mathematics

Write the improper fraction as a mixed number or a whole number.

A. 0
B. 1
C. 2
D. 1

Mathematics

Solve the problem.The optimal angle of elevation ? that a shot-putter should aim for in order to throw the greatest distance depends on the velocity v of the throw and the initial height h of the shot. One model for ? that achieves this maximum distance is ? = sin-1. Suppose a shot-putter can consistently release the steel ball with velocity of 40 feet per second from an initial height h of 5.7 feet. What angle, to the nearest degree, will maximize the distance?

A. 68° B. 46° C. 42° D. 64°

Mathematics

Evaluate the polynomial for the given values of x and y.7x + 9y - 5; x = -2 and y = 4

A. 22 B. 10 C. 8 D. 17

Mathematics