Question

From 101 to 500, if a number is chosen at random, what is the probability that the number ends with 0?
A. `(41)/(399)`
B. `(40)/(399)`
C. `(1)/(10)`
D. `(41)/(400)`

Answer 1

Correct Answer - C
(i) Find the number which are divisible by 10 in between 101 and 500.
(ii) There are a total of 400 numbers from 101 to 500.
(iii) The numbers which end with 0 are 110, 120, 130,……,200, 210,…..,500.
(iv) Count the above numbres and apply the formula.