Solve the problem.Jill is 25 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 3 km/hr. They meet in 5 hours. How fast is Joe walking?
A. 10 km/hr
B. 2.5 km/hr
C. 2 km/hr
D. 8 km/hr
Answer: C
Mathematics
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The medical records of infants delivered at Kaiser Memorial Hospital show that the infants' lengths at birth (in inches) are normally distributed with a mean of 20 and a standard deviation of 2.7. Find the probability that an infant selected at random from among those delivered at the hospital measures more than 21 in. Round your answer to four decimal places. ?
A. 
B. 
C. 
D. 
E. 
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Determine whether the statement is true or false.18 ? 12
A. True B. False
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