Home
Class 12
MATHS
Statement-1: Out of 21 tickets with numb...

Statement-1: Out of 21 tickets with number 1 to 21, 3 tickets are drawn at random, the chance that the numbers on them are in AP is `(10)/(133)`.
Statement-2: Out of (2n+1) tickets consecutively numbered three are drawn at ranodm, the chance that the number on them are in AP is (4n-10)/`(4n^(2)-1)`.

A

Statement-1 is true, Statement-2 is true: Statement-2 is a correct explanation for Statement-1

B

Statement-1 is true, Statement-2 is true: Statement-2 is not a correct explanation for Statement-1

C

Statement-1 is true, Statement-2 is false

D

Statement-1 is false, Statement-2 is true

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Similar Questions

Explore conceptually related problems

Out of (2n+1) tickets consecutively numbered, three are drawn at random. Find the chance that the numbers on them are in AP.

Out of 21 ticket marked 1,2….21 , three are drawn at random without replacement . The probability that these numbers are in A.P is :

A box contains tickets numbered 1 to 20. 3 tickets are drawn from the box with replacement. The probability that the largest number on the tickets is 7, is

A bag contains 17 tickets numbered from 1 to 17. A ticket is drawn at random, the another ticket is drawn without replacing the first one. The probability that both the tickets may show even number is

A bag contains 4 tickets numbered 00, 01, 10 and 11. Four tickets are chosen at random with replacement, the probability that the sum of numbers on the tickets is 22 is

Consider the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, 10. If 1 is added to each number, the variance of the numbers so obtained is :

if 6n tickets numbered 0,1,2,....... 6n-1 are placed in a bag and three are drawn out , show that the chance that the sum of the numbers on then is equal to 6n is (3n)/((6n-1)(6n-2))

One ticket is drawn at random from a bag containing 24 tickets numbered 1 to 24. Represent the sample space and the event of drawing a ticket containing number which is a prime. Also, find the number of elements in them.

A coin is tossed 2 n times. The chance that the number of times one gets head is not equal to the number of times one gets tail is

Tickets are numberes 1 to 100 . They are well - shuffled and a ticket is drawn at random . Probability that the drawn ticket has a number 5 or a multiple of 5 is :