Solve the problem.Jim had grades of 96 and 86 on two chemistry tests. What is the lowest score he can get on the third test to maintain an average of 85?

A. 89
B. 91
C. 85
D. 73


Answer: D

Mathematics

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Express the terminating decimal as a quotient of integers. If possible, reduce to lowest terms.0.7856

A.
B.
C.
D.

Mathematics

Solve. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent.Write the equivalent fraction and decimal for 12%.

A. ; 120
B. ; 1200
C. ; 1.2
D. ; 0.12

Mathematics

The function f is one-to-one. State the domain and the range of f and f-1. Write the domain and range in set-builder notation.f(x) = 

A. f(x): D = , R = ;
f-1(x): D = , R = 
B. f(x): D is all real numbers, R = ;
f-1(x): D = , R is all real numbers
C. f(x): D is all real numbers, R is all real numbers;
f-1(x): D is all real numbers, R is all real numbers
D. f(x): D = {x|x ? -2}, R = {y ? 0};
f-1(x): D = {x|x ? 0}, R = {y|y ? -2}

Mathematics

Determine algebraically whether the function is even, odd, or neither.f(x) = 

A. even B. odd C. neither

Mathematics