Question

Answet the question with explanation ​

Answer 1

Hey mate here's your answer :

Step-by-step explanation:

20% of 40

= 20/100×40

= 8

Days prakash needs to do the task

= Days need by Pawan + less effeciency

= 40 + 8

= 48 days

option 4. is the correct answer.

Hope it helps you mate.

Please mark as brainlest.

Answer 2

Pawan do the work in 40 days

prakash do the work in 20% more days

therefore,

20/40×100=50days