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Avani Chaturvedi
Subject: Maths
, asked on 21/5/18
Solve this problem......and no links please
14.
A game consist of tossing coins 6 times and noting the outcomes each time. Hanif wins if he gets 3 heads or 3 tails and loses otherwise. Calculate probability that Hanif lose the game.
Answer
7
Vivek Kumar Mudgil
Subject: Maths
, asked on 17/5/18
And the question 1
Answer
1
If And
Subject: Maths
, asked on 16/5/18
Pls solve this ASAP
if probability of occurrence of an event E is trice than the probability of non occurance of the same event, find the value of P(E)
Answer
1
Satya Saran Patra
Subject: Maths
, asked on 10/4/18
Q 5 Q9 and Q10:
5. Cards marked with the numbers 2 to 101 are placed in a box are mixed thoroughly. One card is drawn from the box. Find the probability that the number on card is :
(a) A composite number less than 50 (b) An odd number greater then 85
(c) A prime number between 25 and 75 (d) An odd number between 30 to 45
9. At a fete, cards bearing number 1 to 1000, one on each card, are put into a box. Each player selects one card at random and that card is not replaced. If the selected card bears a number which is a perfect square greater then 500, the player wins a prize. What is the probability that.
(a) The first player wins a prize?
(b) The second player wins a price, if the first has already won?
10. A bag contains 18 balls out of which x balls are red.
(i) If one ball is drawn at random from the bag, what is the probability that it is read ball ?
(ii) If two more red balls are put i the bag, the probability of drawing a red ball will be times that of probability of red ball coming in pat (i) find x.
Answer
2
Satya Saran Patra
Subject: Maths
, asked on 10/4/18
Q5 Q9 and Q10 .:
5. Cards marked with the numbers 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from the box. Find the probability that the number.
Answer
1
Satya Saran Patra
Subject: Maths
, asked on 10/4/18
Q3 and q4
Q.3. Two dice are thrown simultaneously Determine the probability that the difference of numbers on the two dice is 2.
Q.4. Two dice are numbered 1, 2, 3, 4, 5, 6 and 1, 1, 2, 2, 3, 3 respectively. They are thrown simultaneously and sum of the numbers are added. Find the probability of getting each sum from 2 and 9 separately.
Answer
1
Atif Rehman
Subject: Maths
, asked on 6/4/18
LOGIC (5Q x 2 marks = 10 marks. Negative marking – 0.5 mark) There are six persons in the Smith family named U, V, W, X, Y and Z. There are three males and three females in the family. In the family there are two married couples and two unmarried individuals. Each of the family members works at a different company. The names of the company they work at are Titan Corp, Energy Inc, Hull Corp, Financial Corp, Barron Industries and Stanley Industries. V works at the Barron Industries and is Z’s sister. W does not work at Stanley Industries. Y works at Energy Inc and is U’s mother in law. X is Z’s father and he does not work at Titan Corp or Stanley Industries. U is W’s wife. Z works at Hull Corp.
Answer
1
Raghav Singh
Subject: Maths
, asked on 29/3/18
In thus can we write ans in fractions also why 2,4 are not included ? 2/8=1/4 & 4/8=1/2 , then why?
Answer
1
Afifa Shabir
Subject: Maths
, asked on 28/3/18
Is the CBSE class X 2018 Maths Examinations going to be rescheduled for middle east countries also ?!.. please answer
Answer
1
Aaryan Mittal
Subject: Maths
, asked on 28/3/18
An integer is chosen at random between 1 and 100.find the probability that it is divisible by 8
Answer
2
Kartikey Mishra
Subject: Maths
, asked on 27/3/18
Q5 Plz arguent:
5. A child has a die whose six facts shown letter as given below:
The die is thrown once. What is the probability of getting (i)A? (ii) D?
Answer
2
Son Ser
Subject: Maths
, asked on 27/3/18
Please fast. Show mathematical reasoning
Answer
1
Vidya Sai
Subject: Maths
, asked on 26/3/18
construction of cumulative frequency table is useful in determining the a) mean b)median c)mode d)all of these. Please reply with correct explanation n reason.
ASAP
Answer
1
Payal Arora
Subject: Maths
, asked on 26/3/18
From a group of 2 boys and 2 girls, two children are selected at random. What’s the sample space representing the event. Find the probability that one boy and one girl is selected
Answer
2
Abhishek
Subject: Maths
, asked on 26/3/18
?coin is tossed two times. Find the probability of getting not more than one head
Answer
4
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14.A game consist of tossing coins 6 times and noting the outcomes each time. Hanif wins if he gets 3 heads or 3 tails and loses otherwise. Calculate probability that Hanif lose the game.if probability of occurrence of an event E is trice than the probability of non occurance of the same event, find the value of P(E)

5. Cards marked with the numbers 2 to 101 are placed in a box are mixed thoroughly. One card is drawn from the box. Find the probability that the number on card is :

(a) A composite number less than 50 (b) An odd number greater then 85

(c) A prime number between 25 and 75 (d) An odd number between 30 to 45

9. At a fete, cards bearing number 1 to 1000, one on each card, are put into a box. Each player selects one card at random and that card is not replaced. If the selected card bears a number which is a perfect square greater then 500, the player wins a prize. What is the probability that.

(a) The first player wins a prize?

(b) The second player wins a price, if the first has already won?

10. A bag contains 18 balls out of which x balls are red.

(i) If one ball is drawn at random from the bag, what is the probability that it is read ball ?

(ii) If two more red balls are put i the bag, the probability of drawing a red ball will be times that of probability of red ball coming in pat (i) find x.

5. Cards marked with the numbers 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from the box. Find the probability that the number.

Q.3. Two dice are thrown simultaneously Determine the probability that the difference of numbers on the two dice is 2.

Q.4. Two dice are numbered 1, 2, 3, 4, 5, 6 and 1, 1, 2, 2, 3, 3 respectively. They are thrown simultaneously and sum of the numbers are added. Find the probability of getting each sum from 2 and 9 separately.

5. A child has a die whose six facts shown letter as given below:

The die is thrown once. What is the probability of getting (i)A? (ii) D?

ASAP