Question

plz tell the formula how to solve it

help me plz​

Answer 1

Answer:

1/15 and 1/20

Step-by-step explanation:

let total work be 1.

then work done by Pradeep in 15 min=1/15 And work done by Supriya in 20 min = 1/20

Answer 2

Step-by-step explanation:

hooe the above attachment helps u friend.....