Probability Day 1 Practice

A number is chosen at random from 1 to 10. Find the probability of not selecting a multiple of 2 or a multiple of 3.

• 3/10

• 1/2

• 1/5

• 7/10

A number is chosen at random from 1 to 25. Find the probability of selecting a prime number.

• 9/25

• 8/25

• 7/25

• 10/25

A number is chosen at random from 1 to 50. Find the probability of selecting numbers less than 17.

• 8/25

• 1/3

• 17/50

• 16/51

A number is chosen at random from 1 to 25. Find the probability of selecting an even number.

• 12/25

• 13/25

• 11/25

• 10/25

A number is chosen at random from 1 to 50. Find the probability of selecting numbers with a last digit of 2.

• 1/10

• 1/5

• 1/25

• 1/50

A number is chosen at random from 1 to 10. Find the probability of selecting a multiple of 2.

• 1/2

• 1/3

• 2/5

• 3/10

A number is chosen at random from 1 to 10. Find the probability of selecting factors of 4 and factors of 6.

• 1/5

• 1/2

• 1/10

• 2/5

A number is chosen at random from 1 to 50. Find the probability of selecting composite numbers.

• 17/25

• 3/5

• 7/10

• 11/25

A number is chosen at random from 1 to 10. Find the probability of not selecting a multiple of 2.

• 1/2

• 1/3

• 2/5

• 3/10

A number is chosen at random from 1 to 50. Find the probability of selecting multiples of 3.

• 8/25

• 3/10

• 7/25

• 1/5