Question

Mridula takes 5 5/3 minutes to solve a question Rahul solves the question in 7 1/2minutes.How much more time did Rahul take to solve the question.

Answer 1

$mridula \: takes \: time \: = 5 \times \frac{5}{3 } \\ = \frac{20}{3} \\ rahul \: takes \: time \: = 7 \times \frac{1}{2} \\ = \frac{15}{2} \\ \\ extra \: time \: taken \: by \: rahul \: \\ = \frac{15}{2} - \frac{20}{3} \\ = \frac{45 - 40}{6} = \frac{5}{6} minutes$

Answer 2

Hello friends

Step-by-step explanation:time taken by mridula =5×5/3=20/3

Time taken by Rahul 7×1/2=15/2

Extra time taken by Rahul =

15/2-20/7

=45-40/6

=5/6 min

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