Question

divide 150 into three parts such that second number is five-six of the first and third number is 4 /5th of the second

Answer 1

Let the 3 parts be a, b, and c
given:1st part 1x
second part 5/6 of x is 5x/6
third part 4/50f second part
4/5 x 5x/6 =2x/3
sum of three parts is 150
x+5x/6+2x/3=150
6x+5x+4x =6 x 150
15x = 6 x 150 
x =6 x 150 /15
= 60
three parts of 150 are respectively 
The lengths are 60, 50, and 40.

Answer 2

solution is here with entire processs............