Rationalize the denominator and simplify. Assume that variables represent positive values.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.Find the volume of sand in a box that measures 19 m × 14 m × 9 m.
A. 3249 m3 B. 1134 m3 C. 3724 m3 D. 2394 m3
Mathematics
Find the standard deviation for each data set. Round to one more place than the data.19.6, 12.6, 38.9, 31.8, 22.5, 21.4
A. 4,031.6 B. 9.38 C. 35.4 D. 3,591.7
Mathematics
Solve.A florist filled four orders for wedding flowers and made the following amounts of money: $370, $796, and $817. How much money on the average did she make per order?
A. $586 B. $710 C. $736 D. $686
Mathematics
Find the circle's circumference or area, as requested. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the area.
A. 153.9 mi2 B. 615.4 mi2 C. 87.9 mi2 D. 44 mi2
Mathematics