In an office, the working hours are $10.30$ AM to $5.30$ PM and in between $30$ minutes are spent on lunch. Find the ratio of office hours to the time spent for lunch.

A

$307 $

B

$141 $

C

$114 $

D

$730 $

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Solution

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Correct option is C)

The offfice hours are from $10.30AM$ to $5.30PM$ hence total office hours are $7hours$ and lunch time hours is $21 hours$ ratio of office hrs to lunch time =$1/27 $ this gives ratio =$14:1$