Solve by trial.x - 4 = 13

A. 17
B. 22
C. 19
D. 7


Answer: A

Mathematics

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Use the information below to determine the indicated set. U = {x | x ? N and x ? 15} A = {x | x ? N and 5 < x < 10} B = {x | x ? N and x is even and x < 14} C = {x | x ? N and 8 ? x ? 13} (B' ? C)' ? A

A. {6, 7, 8, 9, 11, 12, 13} B. {2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14} C. {6, 7, 8, 9, 11, 13} D. {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15}

Mathematics

Solve the problem.A certain noise measures 79 decibels. If the intensity is multiplied by 10, how many decibels will the new noise measure?  

A. 89 decibels B. 80 decibels C. 790 decibels D. 79 decibels

Mathematics

Solve the problem.Find which is the better buy (lower cost per ounce) by finding each unit price rounded to three decimal places if necessary. Frozen orange juice:$0.84 for 14.5 ounces  $1.79 for 21.0 ounces

A. $0.84 for 14.5 ounces B. $1.79 for 21.0 ounces C. Both cost the same per ounce.

Mathematics

Find the compound interest earned by the deposit. Round to the nearest cent.$120,000 at 1.03% compounded quarterly for 5 years.

A. $27,295.10 B. $1552.98 C. $6308.63 D. $6333.54

Mathematics