Write the fraction in decimal notation.

A. 0.25
B. 0.2
C. 0.4
D. 0.04


Answer: C

Mathematics

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Determine whether the statement makes sense. If the statement is possible then it makes sense. If it is clearly impossible, it does not make sense.  Yesterday the total number of gallons of gasoline used by people driving cars in the United States was 

A. Yes B. No

Mathematics

Evaluate the integral.

A. x + x + C
B. x + x + C
C. x2+ x + C
D. x + 11+ C

Mathematics

Solve the problem.The digits 1, 2, 3, 4, 5, and 7 are randomly arranged to form a six-digit number. Find the probability that the first and last digits are both even.

A.
B.
C.
D.

Mathematics

Solve the problem.An equal number of shaded and nonshaded discs are lined up in a row with all the shaded discs together and all the nonshaded discs together. Switching just 2 adjacent discs at a time, find the minimum number of moves required to arrange the discs so that shaded and nonshaded discs alternate. Use the pattern below to solve. If the total number of discs in the row is 6, the number of moves needed is . Use inductive reasoning to find a formula for the number of moves needed in the row containing 2n discs.

A. 3; n(n-1)/2 B. 8; 3n + 1 C. 1; [n(n-1)/2] - 2 D. 6; n(n +1)/2

Mathematics