Solve the problem.An investigating officer examining skid marks at the scene of an accident estimates the speed of the vehicle to have been 77 feet per second. Was the driver exceeding the 55 miles per hour speed limit?
A. Yes. The driver was traveling 59 mi/hr.
B. No. The driver was traveling 53 mi/hr.
Answer: B
Mathematics
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Find the standard deviation for the given data. Round your answer to one more decimal place than the original data.10.8, 15.3, 48.6, 45.1, 21.3, 19.9
A. 4320.2 B. 15.98 C. 46.9 D. 5596.4
Mathematics
Find the indicated probability.A card is drawn at random from a standard 52-card deck. Find the probability that the card is not a queen.
A. 
B. 
C. 
D. 
Mathematics
Rephrase the statement in the requested symbolic form. converse of ~a ? ~b
A. ~b ? ~a B. ~a ? b C. a ? b D. b ? a
Mathematics
Simplify the expression. All exponents should be positive integers.
A. -2x6y3 B. -2x5y6 C. x6y3 D. -2x5y2
Mathematics