Solve for x using an equivalent exponential expression.log2 x = -3
A. 
B. 
C. -6
D. -1
Answer: B
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Solve.The speed of a stream is 4 mph. If a boat travels 88 miles downstream in the same time that it takes to travel 44 miles upstream, what is the speed of the boat in still water?
A. 15 mph B. 14 mph C. 8 mph D. 12 mph
Solve the problem.Which of the following are not measures of central tendency: class mark, critical value, mean, median, midpoint, midrange, mode, range, standard deviation, z-score.
What will be an ideal response?
Perform the indicated operation by the requested method.14 × 39; use Egyptian algorithm
A. 546 B. 574 C. 532 D. 490
Round the numbers so that there is only one non-zero digit, and estimate the answer. Then perform the indicated operation to find the exact answer.28.1 × 1.9
A. estimate: 53 B. estimate: 6 C. estimate: 60 D. estimate: 50