Solve the problem.A jet-powered car is able to go from 0 mph to 260 mph in 5 sec. What acceleration is required?

A. 52 mph per sec.
B. 48 mph per sec.
C. 54 mph per sec.
D. 255 mph per sec.


Answer: A

Mathematics

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Simplify the complex fraction.

A.
B. - 
C. - 
D. - 

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A company installs 5000 light bulbs, each with an average life of 500 hours, standard deviation of 100 hours, and distribution approximated by a normal curve. Find the approximate number of bulbs that can be expected to last the specified period of time.At least 500 hours

A. 2500 B. 1000 C. 5000 D. 2400

Mathematics

Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?

A. $1.00 B. $0.75 C. $1.75 D. $50

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Simplify the radical expression by factoring out the largest perfect nth power.  

A. 2
B. 2
C. 5
D. 4

Mathematics