Solve the problem.To get a C in history, Nandan must average 73 on four tests. Scores on the first three tests were 66, 76, and 63. What is the lowest score that Nandan can get on the last test and still receive a C?

A. 70
B. 14
C. 68
D. 87


Answer: D

Mathematics

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Write both the expression and the result of the expression.the product of 1 and 6

A. expression: 1 × 6; result: 6 B. expression: 7 + 6; result: 8 C. expression: 1 - 6; result: 6 D. expression: 1 + 6; result: 7

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Solve the problem.Annica owes $389.09 on her charge card. She returns for credit items costing $35.68 and $46.92. She makes a purchase for $45.94 and additional purchases of $36.97, $116.91, and $113.82. She then makes a payment of $394.11. Find the amount she now owes.

A. $386.96 B. $391.22 C. $226.02 D. $552.16

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Subtract. Write the answer in lowest terms as a mixed number.

A. 8
B. 17
C. 9
D. 9

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Determine the given complex number raised to a power and write the answer in rectangular form.(cos 30° + i sin 30°)12

A. i B. 1 C. -i D. -1

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