Question

let the 1st proportion be x

x:18::40:60

x*60 = 40*16

on solving the problem we get

X =12 How did we solve this problem?

Answer 1

Step-by-step explanation:

so as we multiplied the variable so it would be 60x= 40 ×16

60x= 640

x=640÷60=10.6666....

then