Find the remaining sides of a 30-60-90 triangle from the given information.The length of the hypotenuse is 4.
A. 4; 2
B. 4; 4
C. 2; 4
D. 2; 2
Answer: D
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Find the area enclosed by the given curves.y = x, y = x2
A. 
B. 
C. 
D. 
Write the words for the dollar amount as you would on a check.$78.77
A. Seventy-eight 
dollars
B. Seventy-eight dollars and 
C. Seventy-eight dollars and 77 cents
D. Seventy-eight and 
dollars
Solve the problem. Round money to the nearest cent, if necessary, rates to the nearest whole percent, and time to the nearest month.If the total interest paid on a loan for 18 months at 8% was $180, what was the principal?
A. $750 B. $1366.67 C. $1500 D. $2250
Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20 B. 100 C. 10 D. 500