Write contrapositive of the following statement
(i) If an Indian is working in America then he has a working visa
(ii) If a number is divisible by 10 then it is divisiblw by 5
(iii) If a number p is prime number , then `sqrt5` is irrational number

Explanation

(i) If an Indian has not a working visa then e cannot work in America
(ii) If a number is not divisble by 5 then it is not divisble by 10
(iii) If `sqrt5` is not an irrational number then p is not prime number