Question

find the missing number in the box
? : 8::12:3x
​

Answer 1

Answer:

24

Explanation:

let the missing no. be x

x:8 :: 12: 3x

x by 8 = 12 by 3x

by cross multiply

3x × x = 12 × 8

4x = 96

x = 96 by 4

x = 24