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Raj Aryan
Subject: Maths
, asked on 31/1/18
Solve this:
Q.74. Four boys and eight girls are arranged in a row. The number of arrangement such that each boy sits
between two girls is:
(A)
7
!
×
8
!
3
!
(B)
C
3
7
(C)
C
3
7
×
8
!
(D) None of these
Answer
1
Raj Aryan
Subject: Maths
, asked on 31/1/18
Solve this:
75
.
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Answer
1
Naga Nandhini
Subject: Maths
, asked on 31/1/18
22nd one!
Answer
2
Naga Nandhini
Subject: Maths
, asked on 31/1/18
18th one!
Answer
1
Divyansh Saxena
Subject: Maths
, asked on 31/1/18
4 players a,b,c,d are playinf with a ball giving catches to each other .if a starts giving catches to any of the players b,c,d then find the no of ways in which the ball can return to a when it is known that player cant catch the ball more than 2 times???
Answer
1
Divyansh Saxena
Subject: Maths
, asked on 31/1/18
n different balls are arranged in a row then the no. of ways in which 3 of them can be selected no two of whom are next to each other??
Answer
1
Pragati Gupta
Subject: Maths
, asked on 14/1/18
Q. The number of ways in which 24 identical objects can be distributed among 5 people, so that each receives even number of objects is
1
.
C
4
11
2
.
C
5
15
3
.
C
3
17
4
.
C
4
15
Answer
1
Raj Aryan
Subject: Maths
, asked on 14/1/18
Ques no 10 please!
Q10. A male and a female typist are needed in an institution. If 10 ladies and 15 gentlemen apply, then in how many ways can the selection be made, given that one particular pair does not wish to be together.
(A) 125 (B) 145
(C) 149 (D) None of these
Answer
1
Jyoti Mahajan
Subject: Maths
, asked on 8/1/18
In an examination paper, Shazzy is required to answer 18 questions out of 30 questions , which are divided into 3 sections . As per instructions , he can attempt at most 8 questions from a section and at least 4 questions from each section. In how many ways can she solve the exam?
Answer
1
Kavya S
Subject: Maths
, asked on 4/1/18
In how many ways can the letters of the word HONESTY be arranged?
Answer
2
Kavya S
Subject: Maths
, asked on 4/1/18
A team of 4 students is to be sent for a competition. 12 students offered their services for the same. But from past experience it was observed 5 students who had offered the services were not true to their work and they did mischief one time or the other are not to be selected. In how many ways can the five students be selected for a competition?
Answer
1
Priyansh
Subject: Maths
, asked on 29/12/17
Let a person have 3 coins of 25 paise, 4 coins of 50 paise and 2 coins of 1 rupee. Then, in how many ways can he give none or some coins to a beggar
Answer
1
Chetan
Subject: Maths
, asked on 26/12/17
In how many ways letters of word COMBINATION be arranged if :
1) there are 3 letters between C&M
2) all vowels occur together .
Answer
1
Divyansh Saxena
Subject: Maths
, asked on 26/12/17
15
Answer
1
Divyansh Saxena
Subject: Maths
, asked on 26/12/17
A firm manufactures metallic calender sheets for each months The no. Of types of plantes it should manufacture for feburary month so that the firm can cover all the possibilities upto infinite years???? Options 12,14,16,28
Answer
1
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What are you looking for?
Q.74. Four boys and eight girls are arranged in a row. The number of arrangement such that each boy sits
between two girls is:
(A)
(B)
(C)
(D) None of these
Q. The number of ways in which 24 identical objects can be distributed among 5 people, so that each receives even number of objects is
Q10. A male and a female typist are needed in an institution. If 10 ladies and 15 gentlemen apply, then in how many ways can the selection be made, given that one particular pair does not wish to be together.
(A) 125 (B) 145
(C) 149 (D) None of these
1) there are 3 letters between C&M
2) all vowels occur together .