Question

Sagar takes to 2
1 by 5 minute to walk across the school ground Rahul take 1 3 by 4 minutes to do the same what is the total time taken by both.

Answer 1

I have done the answer as I understood the qwestion

Answer 2

Answer:

Step-by-step explanation:

Time taken by Jaidev = \frac{11}{5}  

5

11

​  

 minutes

Time taken by Rahul = \frac{7}{4}  

4

7

​  

 minutes

Difference = \frac{11}{5}-\frac{7}{4}=\frac{\left(11\times4\right)-\left(7\times5\right)}{20}=\frac{44-35}{20}=\frac{9}{20}  

5

11

​  

−  

4

7

​  

=  

20

(11×4)−(7×5)

​  

=  

20

44−35

​  

=  

20

9

​  

 

Hence, Rahul takes \frac{9}{20}  

20

9

​  

 less time than Jaidev.