Question

There are 1 to 90 numbered plates in a box. One
plate is taken out. Find the probability of getting a :
(i) Two digit number (ii) a perfect square (iii)
numbers divisible by 5 (iv) Even Number (V) Odd
number (vi) Numbers divisible by 3 & 5​

Answer 1

(i) 81/90 = 9/10

(ii) 9/90 = 1/10

(iii) 18/90

(iv) 45/90 = 1/2

(v) 45/90= 1/2