Estimate the sum or difference by rounding each number to the nearest hundred.
A. 600
B. 200
C. 138
D. 100
Answer: B
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Write the number as a binary number.FA616
A. 111,110,000,0112 B. 111,010,110,1102 C. 111,110,110,1102 D. 111,110,100,1102
Solve.Last year, Sam's average telephone bill was $179.83. Last month, his telephone bill was $220.69. How much above last year's average was last month's bill?
A. $41.86 B. $30.86 C. $40.86 D. $40.96
Write the exponential equation as an equation involving a logarithm.73 = 343
A. log3437 = 3 B. log73 = 343 C. log3343 = 7 D. log7343 = 3
Solve the problem.100 employees of a company are asked how they get to work and whether they work full time or part time. The figure below shows the results. If one of the 100 employees is randomly selected, find the probability of getting someone who carpools or someone who works full time.
1. Public transportation: 6 full time, 10 part time2. Bicycle: 3 full time, 3 part time3. Drive alone: 26 full time, 34 part time4. Carpool: 8 full time, 10 part time
A. 0.28 B. 0.53 C. 0.5 D. 0.61