Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked. Khang and Hector live 79.2 miles apart. They decide to bicycle towards each other and meet somewhere in between. Hector's rate of speed is 80% of Khang's. They start out at the same time and meet 4 hours later. Find Hector's rate of speed.
A. 8.8 mph
B. 44 mph
C. 11 mph
D. 79.2 mph
Answer: A
Mathematics
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Answer the following statement true (T) or false (F)
Mathematics
Simplify.
A. 
B. 
C. 1
D. 
Mathematics
Evaluate the expression.
A. 5 B. 0! C. 1 D. 10
Mathematics
An object attached to a coiled spring is pulled down a distance a from its rest position and then released. Assuming that the motion is simple harmonic with period T, write an equation that relates the displacement d of the object from its rest position after t seconds. Also assume that the positive direction of the motion is up.a = 18;
T = 4? seconds
A. d = -4 cos 
B. d = -18 sin 
C. d = -18 cos 
D. d = -18 cos 
Mathematics