A garment factory processed a batch of suits, originally planned to be made by 40 people, and it was completed in 15 days. How many people do you need to finish three days ahead of schedule now? Use p
A garment factory processed a batch of suits, originally planned to be made by 40 people, and it was completed in 15 days. How many people do you need to finish three days ahead of schedule now? Use proportional knowledge to solve.
Suppose you need to add x people.
40:40+X= 15-3: 15
12(40+X)=40* 15
12(40+X)=600
40+X=50
X= 10
Need to increase 10 people.