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22 votes
Jocelyn estimates that a piece of wood measures 5.5 cm. If it actually measures 5.62 cm, what is the percent error of Jocelyn's estimate?

A: 2.14%

B. 2.18%

C.12%

D.46.83%

2 Answers

14 votes
5.62-5.5=!0.12
%error = 0.12/5.62 * 100
= 2.14%
User Tarek Oraby
by
2.9k points
4 votes
A

5.5/5.62 = 0.9786
1 - 0.9786 = 0.0214 x 100 = 2.14%
User Slaggg
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4.2k points