Math, asked by Amitbisht2007, 5 months ago

a and b can do a piece of work in 12 days, b and c can do it in 15 days while c and a can do it in 20 days in how many days will each of them finish its work alone

Answers

Answered by msharma3677
1

Answer:

11

Step-by-step explanation:

No. of people = 4 (a,b,c,d)

No. of days. = 12+15+20

12

15

+ 20

= 47

ANSWER. there are 47 total days

47 ÷ 4

4 ) 47 ( 11

- 4

=0

- 4

= 3.

CHECK =. 4×11+3

4

× 11

= 44+3 = 47 thank you

Similar questions