Prove that the sum of two odd numbers is even.

Two integers are selected at random from the set {1, 2, …, 11}. Given that the sum of selected numbers is even, the conditional probability that both the numbers are even is

Prove that the product of two even numbers is an even number.

A six-faced dice is so biased that it is twice as likely to show an even number as an odd number when thrown. It is thrown twice, the probability that the sum of two numbers thrown is even is 1//12 b. 1//6 c. 1//3 d. 5//9

A six faced die is so biased that it is twice as likely to show an even number as an odd. It is thrown twice. What is the probability that the sum of the numbers is even ?

Two dice are thrown at a time.The probability that the sum of two numbers is equal to 5 is

State whether the following statements are true or false. Give reasons for your answers. The sum of two even number is even .

State whether the following statements are true or false. Give reasons for your answers. Square number can be written as the sum of two odd numbers .

Prove that the sum of n number of terms of two different A.P. s can be same for only one value of ndot

Prove that the square of an odd natural number when divided by 8 always gives the remainder 1.