Solve the problem.From a point on a river, two boats are driven in opposite directions, one at 6 miles per hour and the other at 9 miles per hour. In how many hours will they be 75 miles apart?
A. 5 hr
B. 6 hr
C. 7 hr
D. 1 hr
Answer: A
Mathematics
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Use l'H
pital's rule to find the limit.
A. 
B. 1
C. 0
D. ?
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State the number of significant digits and the implied precision of the given number.6.700 × 108
A. 2 significant digits, precise to the nearest 100,000 B. 4 significant digits, precise to the nearest 100,000 C. 9 significant digits, precise to the nearest unit D. 4 significant digits, precise to the nearest thousandth
Mathematics
Use l'Hopital's Rule to evaluate the limit.
A. 
B. - 
C. 
D. 0
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Find the area if the distance between two adjacent dots in a row or column is one unit.What is the ratio of the area of B to the area of A.
A. 
B. 
C. 
D. 
Mathematics