Question

In an orchard 1/3 are lemon tree , 1/8 are mango tree and rest are banana tree. If 117 are banana tree in orchard, how many tree in all are there

Answer 1

let total trees =x
lemon trees =1/3x
banana trees =1/8x
total trees both =1/3x+1/8x
8x+3x/24
11x/24
left =x-11x/24
=13x/24
atq
13x/24=117
x=117×24/13
x=9×24
216