Solve the problem.Hsien-Ta doesn't trust banks, so his savings are hidden under his mattress. Emilia has her savings in an investment at simple interest. In approximately what year did they have the same amount?
A. 1989
B. 1986
C. 1988
D. 1996
Answer: A
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Factor completely the polynomial. Indicate any that are not factorable using integers.x 2 - 10x + 21
A. (x + 3)(x + 7) B. (x + 3)(x - 7) C. (x - 3)(x - 7) D. (x - 3)(x + 7) E. not factorable
For the given measurement, briefly describe any likely sources of random error and any likely sources of systematic error.The average income of 100 people is calculated by using the incomes which they reported on credit card applications. These incomes are entered onto a computer and a statistical package is used to calculate the average income.
What will be an ideal response?
Convert the angle to degrees, minutes, and seconds; or to decimal degrees (and round your result to the nearest hundredth of a degree).137°46'58''
A. 137.74 B. 137.78 C. 137.84 D. 137.79
Solve.Jim can run 5 miles per hour on level ground on a still day. One windy day, he runs 10 miles with the wind, and in the same amount of time runs 7 miles against the wind. What is the rate of the wind?
A. 
mph
B. 5 mph
C. 28
mph
D. 1
mph