Question

20 men can do a work in 20 days how many more men are needed to complete work in 5 days​

Answer 1

Answer:

Indirect variation.

Step-by-step explanation:

20men=20days.

x= 5 days.

5x=20 x 20

5x=400

x=400/5

x=80.

80 men's can complete the work in 5 days.