Solve the problem.Candy and Delvis are riding bicycles in the same direction. Candy rides at a speed of 3 miles per hour, and Delvis rides at a speed of 9 miles per hour. If they started at the same place (and at the same time), then after 5 hours what is the distance between them?

A. 31 miles
B. 39 miles
C. 30 miles
D. 27 miles


Answer: C

Mathematics

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Provide an appropriate response.Use the fact that an isosceles triangle is congruent to itself to answer the following: (i) Write a congruence correspondence between an isosceles ?VWX and itself when VW = WX. (ii) Use your answer in (i) to show that the the base angles in an isosceles triangle are congruent.

A. (i) ?WXV ? ?WVX (ii) ?W ? ?X by CPCTC B. (i) ?WVX ? ?XWV (ii) ?V ? ?X by CPCTC C. (i) ?WXV ? ?WVX (ii) ?V ? ?X by CPCTC D. (i) ?WVX ? ?XWV (ii) ?V ? ?W by CPCTC

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Find the measure of the indicated angle. The figure is not drawn to scale.Find the measure of ?x.

A. 46° B. 44° C. 71° D. 197°

Mathematics

Graph the equation.9(x - 1)2 + 16(y + 2)2 = 144

A.

B.

C.

D.

Mathematics

Provide an appropriate response.The table below describes the smoking habits of a group of asthma sufferers.If one of the 1038 subjects is randomly selected, find P(H), the probability that the person is a heavy smoker. Then find P(M), the probability that the person chosen is a man. Then find P(H ? M), the probability that the person is a heavy smoker and a man. Are the events "being a heavy smoker" and "being a man" independent? How can you tell?

What will be an ideal response?

Mathematics