Question

20 men takes 52 days to build a wall. How many more men are required to build a wall, triple in size, in 60 days​

Answer 1

Answer:

20             52

x                60

Cross multipliying

x=20x60

      52

x= 23.077 (approx)

Step-by-step explanation:

Answer 2

Answer:

Your answer is 5

Step-by-step explanation:

Let x men are required to build the wall in 45 days.

Then x:15::60:45

⇒45x=15×60

⇒x=

45

15×60

x=20 men.

Hence, 20−15=5 more men are required.