Simplify. (Assume all variables are nonzero.)
3
A.
B.
C.
D.
Answer: D
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Use scientific notation to solve the problem.Assume that the volume of the earth is 5 x 1014 cubic meters and the volume of a bacterium is 2.5 x 10-16 cubic meters. If the earth could be filled with bacteria, how many would it contain?
A. 2.0 x 1030 bacteria B. 1.25 x 10-2 bacteria C. 5.0 x 1031 bacteria D. 2.0 x 10-30 bacteria
Write the first four elements of the sequence.
A. 0, ,
,
B. ,
,
,
C. 0, ,
,
D. ln 2, ,
,
Convert the percent to a decimal.32%
A. 0.032 B. 0.32 C. 3.2 D. 32.0
Solve the problem. Use 3.14 for ?. Round your answer to the nearest hundredth.Glenda wants to glue glitter over a piece of felt shaped like a parallelogram with a height of 32 in. and a base of 54 in. If the glitter costs $0.90 per ft2, how much will it cost to cover the felt?
A. $1555.2 B. $43.20 C. $10.80 D. $129.60