A number is selected at random from the first 25 natural numbers. If it is a composite number, then it is divided by 6. But if it is not a composite number, it is divided by 2. Find the probability that there will be no remainder in the division.

A number is selected at random from the first twenty-five natural numbers. If it is a composite number, then it is divided by 5 . But if it is not a composite number, it is divided by 2 . The probability that there will be no remainder in the division is

What is a composite number?

A number is selected at random from first 200 natural numbers. Find the probability that it is divisible by either 6 or 8.

A number is selected at random from first 50 natural numbers. Find the probability that it is a multiple of 3 and 4.

Three numbers are chosen at random from the first 20 natural numbers. The probability that their product is even is

Two distinct numbers are selected at random from the first twelve natural numbers. The probability that the sum will be divisible by 3 is :

Three numbers are chosen at random from the first 20 natural numbers. The probability that they are not consecutive is

A composite number is selected at random from the first 30 natural numbers and it is divided by 5. The probability that there will be remainder is 14//19 b. 5//19 c. 5//6 d. 7//15

Two numbers are selected from first 40 natural numbers. The probability that the sum of two number is odd is: