rishab17

Kartik singh

Asked: October 30, 2020In: Class 10

It is given that in a group of 3 students, the probability of 2 students not having the same birthday is 0.992. What is the probability that the 2 students have the same birthday?

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:308 Questions No:7

Kartik singh

Asked: October 30, 2020In: Class 10

A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is (i ) red ? (ii) not red?

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:308 Questions No:8

Kartik singh

Asked: October 29, 2020In: Class 10

A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (i) red ? (ii) white? (iii) not green?

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:308 Questions No:9

Kartik singh

Asked: October 29, 2020In: Class 10

A piggy bank contains hundred 50p coins, fifty 1 coins, twenty 2 coins and ten 5 coins. If it is equally likely that one of the coins will fall out when the bank is turned upside down, what is the probability that the coin (i) will be a 50 p coin ? (ii) will not be a ` 5 coin?

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:309 Questions No:10

Kartik singh

Asked: October 29, 2020In: Class 10

Gopi buys a fish from a shop for his aquarium. The shopkeeper takes out one fish at random from a tank containing 5 male fish and 8 female fish What is the probability that the fish taken out is a male fish?

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:309 Questions No:11

Nakul jha

Asked: October 29, 2020In: Class 10

One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting (i) a king of red colour (ii) a face card (iii) a red face card (iv) the jack of hearts (v) a spade (vi) the queen of diamonds.

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:309 Questions No:14

Nakul jha

Asked: October 29, 2020In: Class 10

Five cards—the ten, jack, queen, king and ace of diamonds, are well-shuffled with their face downwards. One card is then picked up at random. (i) What is the probability that the card is the queen? (ii) If the queen is drawn and put aside, what is the probability that the second card picked up is (a) an ace? (b) a queen?

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:309 Questions No:15

Nakul jha

Asked: October 29, 2020In: Class 10

(i) A lot of 20 bulbs contain 4 defective ones. One bulb is drawn at random from the lot. What is the probability that this bulb is defective? (ii) Suppose the bulb drawn in (i) is not defective and is not replaced. Now one bulb is drawn at random from the rest. What is the probability that this bulb is not defective ?

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:309 Questions No:17

Nakul jha

Asked: October 29, 2020In: Class 10

A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, find the probability that it bears (i) a two-digit number (ii) a perfect square number (iii) a number divisible by 5.

NCERT Solutions for Class 10 Maths Chapter 15 Important NCERT Questions PROBABILITY NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 9.1 Page No:309 Questions No:18

rishab17

It is given that in a group of 3 students, the probability of 2 students not having the same birthday is 0.992. What is the probability that the 2 students have the same birthday?

A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is (i ) red ? (ii) not red?

A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (i) red ? (ii) white? (iii) not green?

A piggy bank contains hundred 50p coins, fifty 1 coins, twenty 2 coins and ten 5 coins. If it is equally likely that one of the coins will fall out when the bank is turned upside down, what is the probability that the coin (i) will be a 50 p coin ? (ii) will not be a ` 5 coin?

Gopi buys a fish from a shop for his aquarium. The shopkeeper takes out one fish at random from a tank containing 5 male fish and 8 female fish What is the probability that the fish taken out is a male fish?

One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting (i) a king of red colour (ii) a face card (iii) a red face card (iv) the jack of hearts (v) a spade (vi) the queen of diamonds.

A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, find the probability that it bears (i) a two-digit number (ii) a perfect square number (iii) a number divisible by 5.

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