Solve the equation by expressing each side as a power of the same base and then equating exponents. 2x = 16
A. {8}
B. {4}
C. {3}
D. {5}
Answer: B
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Calculate. Round to two decimal places if necessary.
A. 8 B. 22 C. 64 D. 9
Write an algebraic expression for the specified quantity.A manufacturing company produces 38,000 pairs of shoes a day when it operates in two shifts. The first shift produces 
as many lamps as the second shift. Let x = the number of pairs of shoes per day produced by the second shift. Write an algebraic expression in x for the number of pairs of shoes per day produced by the first shift.
A. 20 + 
x = 38; 72
B. 38 + 
x = 20; 72
C. 
+ x = 38; 38
D. 
x - 20 = 38; 232
Provide an appropriate response.A number rounded to the nearest thousand is 89,000. What is the largest whole number this could have been before rounding?
A. 89,999 B. 89,500 C. 89,499 D. 88,999
Solve.A farmer is planning to plant wheat in circular plots. The diameter of each plot is to be 47.8 yd. What will be the circumference of each of the farmer's plots of wheat? (Use 3.14 for ?.)
A. 145.312 yd B. 290.624 yd C. 300.184 yd D. 150.092 yd