Home
Class 12
MATHS
A 2n digit number starts with 2 and all ...

A `2n` digit number starts with 2 and all its digits are prime, then the probability that the sum of all 2 consecutive digits of the number is prime is a.`4xx2^(3n)` b. `4xx2^(-3n)` c. `2^(3n)` d. none of these

Text Solution

AI Generated Solution

Promotional Banner

Similar Questions

Explore conceptually related problems

A 4 digit number is randomly picked from all the 4 digit numbers, then the probability that the product of its digit is divisible by 3 is :

The sum of all 2 digit odd numbers is

The sum of all 2 digit odd numbers is

If n integers taken at random are multiplied together , then the probability that the last digit of the product is 1, 3, 7, or 9 is a. 2^n//5^n b. 4^n-2^n//5^n c. 4^n//5^n d. none of these

A two digit number is 4 times the sum of its digits and twice the product of its digits. Find the number.

A 10 digit numbers is chosen with odd digits. If the probability that no two consecutive digits are same is (4/lambda)^(mu) , then the value of (mu-lambda) is 5 (2) 2 (3) 3 (4) 4

The number of 'n' digit numbers such that no two consecutive digits are same is

A five-digit number is written down at random. The probability that the number is divisible by 5 and no two consecutive digits are Identical is a. 1/5 b. 1/5(9/(10))^3 c. (3/5)^4 d. none of these

Find the total number of n -digit number (n >1) having property that no two consecutive digits are same.

Find the total number of n -digit number (n >1) having property that no two consecutive digits are same.