Solve.Life expectancy for the average man in a certain country is 74.1 years; for a woman, it's 79.5 years. The number line, with points representing integers, indicates factors, many within our control, that can stretch or shrink one's probable life span. What happens to the life span for a person who regularly works puzzles and a person who has less than 12 years of education?
Years of Life Gained or LostA denotes "Have less than 12 years of education"B denotes "Regularly work puzzles"
A. no change
B. stretches by 18 yr
C. shrinks by 9 yr
D. shrinks by 18 yr
Answer: A
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Convert the measurement as indicated. Round to the nearest tenth, if necessary.31 cm to inches
A. 78.7 in. B. 12.1 in. C. 3.1 in. D. 9.3 in.
Solve the problem.Determinants are used to show that three points lie on the same line (are collinear). If 
= 0,then the points (x1, y1), (x2, y2), and (x3, y3) are collinear. If the determinant does not equal 0, then the points are not collinear. Are the points 
, 
, and 
collinear?
A. No B. Yes
Solve the equation.log35(x + 2) = 1 - log35x
A. {5} B. {-7} C. {7} D. {-5}
Solve.Students at Maple School earned $656 selling candles. They want to accumulate 
for a club trip. What percent of their goal has been reached?
A. 3% B. 0.328% C. 32.8% D. 30%