Use front-end rounding to round each number. Then, add or subtract the rounded numbers to get an estimated answer. Finally, find the exact answer.estimate exact  

A. Estimate: 21; exact: 20.6515
B. Estimate: 19; exact: 19.6415
C. Estimate: 19; exact: 19.6515
D. Estimate: 20; exact: 20.6415


Answer: A

Mathematics

You might also like to view...

Solve the problem.The city council gave a questionnaire to its citizens, asking them to rank their priorities for next year's budget. People were asked to rank the following four choices: (P)olice, (R)oads, (S)chools, and (T)rash removal. The results are summarized in the table below.Which choice is the winner of a sequential runoff?

A. T B. S C. R D. P

Mathematics

A key objective of division heads in the SBU form of the M-form structure is to determine whether two or more divisions' resources could be combined to create an intangible capability that could become a core competence.

Answer the following statement true (T) or false (F)

Mathematics

Determine the slope and y-intercept of the line represented by the equation. Graph the line using the slope and y-intercept.-4y = -3x - 2

A. m = , y-intercept is (0, )


B. m = , y-intercept is (0, )


C. m = - , y-intercept is (0, )


D. m = - , y-intercept is (0, )


Mathematics

Solve.38 ? y = 29.26

A. 0.77 B. 8.74 C. 7.7 D. 0.077

Mathematics