Question

Q.3 The student, Arul has got a total of 460 out of 500 marks. His percentage marks is y \% . Also, age of Vishal Sir is (y - 60) years. So, his age is​

Answer 1

Answer:

Given,

marks obtained by arul:460

total marks:500

percentage marks=y%

Vishal Sir's age=(y-60) yrs

to find:Vishal Sir's age

solution:

we know that,

percentage marks=(marks obtained\total marks) ×100

=> y%=(460\500) ×100

=>y=92

Now,

Vishal Sir's age=(y-60) yrs=(92-60) yrs=32yrs