Question

The sum of two numbers is 436. The larger number is 3 times the smaller number. Each coin does John have?

Answer 1

let the no.s be x and y
x + y =436. ------ (i)
x=3y ------- (ii)
putting (ii) in (i)
3y +y =436
4y = 436
y=436÷4
y=109
x=3(109)
x=327