Question

45 man can dig a tunnel in 28 days .How many more men will be needed to dig it in 18 days?​

Answer 1

Answer:

total 55 people needed to dig it in 18days

Answer 2

Answer:

25 men

Step-by-step explanation:

No of men Days

45 28

x(?) 18

Here , no of men and days are in inverse variation.

So,------> 28/45=x/18

=> x/45=28/18

=> x=28×45/18

=> x=70

Therefore,

more men needed = (70-45)

= 25

Ans. 25 more men will be needed to dig it in 18 days.