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A school bursar wishes to obtain the sum of the following amounts of money paid in as school fees for three students by the CDF:...

A school bursar wishes to obtain the sum of the following amounts of money paid in as school fees for three students by the CDF: Ksh 10860, Ksh 49105 and Ksh 7352, the bursar estimates the sum by first rounding each of the amounts to 3 significant figures.
(a) Determine the estimated sum
(b) Determine the percentage error in this estimate

Answers


John
(a) 10900 + 49, 100 + 7350 = 67350

(b) %error = $\frac{67350 - 67317}{67317}$ x 100

= 0.04902
johnmulu answered the question on November 7, 2017 at 07:57

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