Solve using the multiplication principle.24 = 4x

A.
B. 20
C. 6
D. 96


Answer: C

Mathematics

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Use front-end rounding to round each number. Then, add or subtract the rounded numbers to get an estimated answer. Finally, find the exact answer.estimateexact    

A. Estimate: $38; exact: $33.54 B. Estimate: $36; exact: $33.64 C. Estimate: $38; exact: $33.64 D. Estimate: $38; exact: $33.66

Mathematics

Write the sum in summation notation.-5 + 6 - 7 + . . . + 26

A.
B.
C.
D.

Mathematics

Solve the problem.The population of a small town in 1988 was 12,000 people. Due to decline in industrial growth the population has since been decreasing at a rate of 3% every year. What was the population of this town in 1998?

A. 7185 people B. 9805 people C. 7978 people D. 8849 people

Mathematics

?If , find .

A. ?
B. ?
C. ?
D. ?
E. ?

Mathematics