the sum of 1/8, 1/12,1/20 parts is 31
find the number
Answers
Answered by
2
Step-by-step explanation:
Let the number be x
ATQ
1/8x+1/12x+1/20x=31
15x+10x+6x
_________ =31
120
31x=31×120
X=31×120/31=120
The number is 120
Similar questions