Probability
CBSE Class 10 Mathematics · every board question from this chapter, 2025–2025 · 9 of them repeated across years
- If for any event E, P(E)+P( E)=q, then the value of q^2-3 is:2025
- The number of red balls in a bag is 10 more than the number of black balls. If the probability of drawing a red ball at random…2025asked 3×
- A bag contains red balls and black balls in the ratio 3: 7. A ball is drawn at random. The probability that ball so drawn is…2025
- Two coins are tossed simultaneously. The probability of getting atleast one head is2025asked 3×
- A piggy bank contains ₹ 1 coins and ₹ 2 coins in the ratio 9: 11 respectively. The piggy bank is accidently dropped and a coin…2025
- A card is selected at random from a deck of 52 playing cards. The probability of it being a red face card is:2025asked 2×
- A die is thrown once. The probability of getting a number which is not a factor of 36, is:2025asked 2×
- Assertion: The probability of selecting a number at random from the numbers 1 to 20 is 1. Reason (R): For any event E, if P(E)=1,…2025asked 3×
- In an experiment of throwing a die, Assertion: Event E 1: getting a number less than 3 and Event E 2: getting a number greater…2025asked 3×
- The probability of guessing the correct answer of a certain test question is x/12. If the probability of not guessing the correct…2025asked 3×
- A bag contains cards which are numbered from 5 to 100 such that each card bears a different number. A card is drawn at random.…2025
- All the face cards are removed from the pack of 52 cards and a card is drawn at random from the remaining cards. Find the…2025
- Saima and Aryaa were born in the month of June in the year 2012. Find the probability that: (i) they have different dates of…2025
- A bag contains balls numbered 2 to 91 such that each ball bears a different number. A ball is drawn at random from the bag. Find…2025
- From a pack of 52 cards, all aces and all kings are removed. A card is drawn at random from the remaining cards. Find the…2025
- Renu and Simran were born in the year 2000 which is a leap year. Find the probability that: (i) both have same birthday. (ii)…2025
- While shuffling a pack of 52 cards, one card was accidently dropped. Find the probability that the dropped card (i) is not a face…2025
- Two friends Anil and Ashraf were born in the December month in the year 2010. Find the probability that: (i) they share same date…2025
- The number of red balls in a bag is three more than the number of black balls. If the probability of drawing a red ball at random…2025
- All face cards of spades are removed from a pack of 52 playing cards and the remaining pack is shuffled well. A card is then…2025
- If 65\% of the population has black eyes, 25\% have brown eyes and the remaining have blue eyes, what is the probability that a…2025
- Two dice are rolled together. Find the probability of getting: (i) a multiple of 2 on one and a multiple of 3 on the other die.…2025
- Three unbiased coins are tossed simultaneously. Find the probability of getting: exactly two tails at least one head at most two…2025
- Two dice are thrown at the same time. Determine the probability that the difference of the numbers on the two dice is 2.2025asked 2×
- Rahul is a lucky charm for his cricket team. He has a jar of cards with numbers from 10 to 74. Before each match, he draws a card…2025asked 3×
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