Question on: WAEC Mathematics - 2013

A sales boy gave a change of N68 instead of N72. Calculate his percentage error

A
4%
B
5\(\frac{5}{9}\)%
C
5\(\frac{15}{17}\)%
D
7%
Ask EduPadi AI for a detailed answer
Correct Option: B

% error = (\frac{error}{\text{actual value}} \times 100)

error = N72 - N68 = 4

actual value = N72

%error = (\frac{4}{72} \times 100)

= (\frac{100}{18} = \frac{50}{9}) = 5(\frac{5}{9})%

Add your answer

Notice: Please post responsibly.

Please share this, thanks!

No responses