Add or subtract. Write the answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.Maria, Daniel, Stephanie, Michael, Elena, Tyler, Sue, and Dimitri have reserved eight seats in a row at the theater, starting at an aisle seat. In how many ways can they arrange themselves if Maria and Daniel are to sit next to each other?
A. 10,080 B. 1440 C. 5040 D. 11,520
Mathematics
Provide an appropriate response. Find the slant height of a cone if the diameter of the base is 24.66 mm and the height is 12.45 mm.
A. 8.49 mm B. 21.29 mm C. 37.11 mm D. 17.52 mm
Mathematics
Solve.Last year, Lu Yi's tax refund was $493. This year it was $726. How much more was this year's refund than last year's refund?
A. $133 B. $233 C. $227 D. $1,219
Mathematics
Expand.(
+ 1)5 - (
- 1)5
A. 44
B. 44
C. 40
D. 352
Mathematics