Question

In winters, a school opens at 10 a.m. and closes at 3.30 p.m. If the lunch interval is of 30 minutes, find the ratio of lunch interval to total time of the class periods.
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Answer 1

Answer:

hi mate

here is ur answer

10am to 3:30pm

total time is 5hr and 30mins

lunch interval is 30mins

now 5hrs =5*60mins =300mins

therefore 5hrs 30 mins means 330 mins

now the ratio is

$30 \div 330$

=1/11

so the answer is 1/11

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