Use a proportion to solve the problem.Jim drove 144 miles in 4 hours. If he can keep the same pace, how long will it take him to drive 432 miles?
A. 12 hr
B. 576 hr
C. 22 hr
D. 24 hr
Answer: A
Mathematics
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Solve.Andrew received an inheritance of $40,000. He invested part at an annual rate of interest of 8% and the rest at 10%. If the total annual earnings were $3400, how much money was invested at 8%?
A. $30,000 B. $36,600 C. $15,000 D. $29,000
Mathematics
Write the inequality in interval notation.1 < x
A. [1, ?) B. (-?, 1] C. (1, ?) D. (1, ?]
Mathematics
Solve the equation.x - 8x1/2 - 128 = 0
A. {192} B. {128} C. {512} D. {256}
Mathematics
Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. 
B. - 
C. - 
D. 
Mathematics