Question

When Raju multiples a certain number by 17 & adds 4 to product,he gets 225 find that number?

Answer 1

let number be z

according to ques,

(z * 17) + 4 = 225

17z = 225-4

17z= 221

z= 221/17

z=13

answer: 13

Answer 2

Let the certain number be x

now ,

x×17=17x

and add 4,

17x+4=225

or,17x=225-4

or,17x=221

or , x=221÷17=13 ans