Add. 4
+ 7
A. 11
B. 11
C. 11
D. 12
Answer: D
Mathematics
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Add or subtract as indicated.-14 + (-16)
A. 2 B. 30 C. -30 D. -2
Mathematics
Simplify. Write your answers in the form of a+bi, where a and b are real numbers.
A. 
- 
i
B. - 
i
C. 
- 
i
D. - 
- 
i
Mathematics
Use your estimation skills and the percent shortcuts to select the most reasonable answer. Do not write an equation and solve it.What is 50% of 300 apples?
A. 50 apples B. 300 apples C. 100 apples D. 150 apples
Mathematics
Solve the problem.Evaluate 2(lh + hw + lw), for l = 4.6, h = 12, and w = 9.9.
A. 348 B. 439.08 C. 219.54 D. 274.74
Mathematics