A watch becomes fast by 5 minutes everyday. By what percent does it become fast ?
A. $$\frac{5}{{24}}\% $$
B. $$\frac{1}{{12}}\% $$
C. 5 %
D. $$\frac{{50}}{{144}}\% $$
Answer: Option D
Solution (By Examveda Team)
Number of minutes in a day= (24 × 60) = 1440
∴ Required percentage
$$\eqalign{ & = \left( {\frac{5}{{1440}} \times 100} \right)\% \cr & = \frac{{50}}{{144}}\% \cr} $$
This Question Belongs to Arithmetic Ability >> Clock
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