From 10,000 lottery tickets numbered from 1 to 10,000 , one ticket is drawn at random. probability t

English

Gujarati

Hindi

14.Probability

easy

From $10,000$ lottery tickets numbered from $1$ to $10,000$, one ticket is drawn at random. What is the probability that the number marked on the drawn ticket is divisible by $20$

A

$\frac{1}{{100}}$

B

$\frac{1}{{50}}$

C

$\frac{1}{{20}}$

D

$\frac{1}{{10}}$

Solution

(c) Number of tickets numbered such that it is divisible by $20$ are $\frac{{10000}}{{20}} = 500.$

Hence required probability $=\frac{{500}}{{10000}} = \frac{1}{{20}}.$

Standard 11

Mathematics

Share

Similar Questions

In a single throw of two dice the probability of obtaining an odd number is

easy

If the probabilities of boy and girl to be born are same, then in a $4$ children family the probability of being at least one girl, is

easy

A person can kill a bird with probability $3/4$. He tries $5$ times. What is the probability that he may not kill the bird

medium

A pair of a dice thrown, if $5$ appears on at least one of the dice, then the probability that the sum is $10$ or greater is

easy

If two dice are thrown simultaneously then probability that $1$ comes on first dice is

easy