Class 10 - Mathematics

Probability Online MCQ Test

Olympiad Level MCQs Also Included

Set-1 Set-2

1. If an event cannot occur, then its probability is

(A) 1
(B) `\frac{3}{4}`
(C) `\frac{1}{2}`
(D) 0

2. Which of the following cannot be the probability of an event?

(A) `\frac{1}{3}`
(B) 0.1
(C) 3 %
(D) `\frac{17}{16}`

3. An event is very unlikely to happen. Its probability is closest to

(A) 0.0001
(B) 0.001
(C) 0.01
(D) 0.1

4. If the probability of an event is p, the probability of its complementary event will be

(A) `p - 1`
(B) `p`
(C) `1 - p`
(D) `1-\frac{1}{p}`

5. The probability expressed as a percentage of a particular occurrence can never be

(A) less than 100
(B) less than 0
(C) greater than 1
(D) anything but a whole number

6. If P(A) denotes the probability of an event A, then

(A) P(A) < 0
(B) P(A) > 1
(C) 0 ≤ P(A) ≤ 1
(D) -1 ≤ P(A) ≤ 1

7. A card is selected from a deck of 52 cards. The probability of it being a red face card is

(A) `\frac{3}{26}`
(B) `\frac{3}{13}`
(C) `\frac{2}{13}`
(D) `\frac{1}{2}`

8. The probability that a non-leap year selected at random will contain 53 Sundays is

(A) `\frac{1}{7}`
(B) `\frac{2}{7}`
(C) `\frac{3}{7}`
(D) `\frac{5}{7}`

9. When a die is thrown, the probability of getting an odd number less than 3 is

(A) `\frac{1}{6}`
(B) `\frac{1}{3}`
(C) `\frac{1}{2}`
(D) 0

10. A card is drawn from a deck of 52 cards. The event E is that the card is not an ace of hearts. The number of outcomes favorable to E is

(A) 4
(B) 13
(C) 48
(D) 51