Question

if a:b:c = 2:3:4 and 2a-3b+4c=33 then what will be the value of a

Answer 1

Answer:

a:b:c=2:3:4

let a=2x,b=3x,c=4x

2a-3b+4c=33

2×2x-3×3x+4×4x=33

4x-9x+16x=33

x=3

so the value of c=4x=4×3=12