Use a calculator to find the approximate value of the expression rounded to two decimal places.cos 
A. -0.22
B. -0.31
C. 1.09
D. 1.00
Answer: B
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Write the rate in simplest form.104 printers for 40 computers
A. 
B. 
C. 
D. 
Solve the problem.A bag of marbles has twice as many blue marbles as green marbles, and the bag has at least 27 marbles in it. At least how many green marbles does it have?
A. At least 9 green marbles B. At least 10 green marbles C. At least 18 green marbles D. At least 14 green marbles
Solve the problem.Midtown Antiques has found that sales have decreased 3% from last year. Sales this year are $198,121. To the nearest dollar, find the amount of last year's sales.
A. $205,248 B. $204,238 C. $204,148 D. $204,248
Solve the problem.Write 52 out of 100 accidents as a reduced fraction and as a percent.
A. 
, 520%
B. 
, 520%
C. 
, 52%
D. 
, 5.2%