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ER. Shreya Banerjee Profile page        View Public Wall My Profile Page

arpit farkya    10 years ago
: If in a class of 30 students 5 students take neither tea nor coffee. 10 take tea but not coffee and 14 take tea. Them how many take coffee but not tea? I NEED COMPLETE SOLUTION PLS HELP ME
Read more at http://www.m4maths.com/user-profile.php?UID=199619#KAkyOsZrWzFylPbr.99
Reply Like? Yes (1) | No (1)  
pravallika reddy   10 years ago
total number of students=30
given 10 take tea but not coffee and 14 take tea
therefore 14-10=4 take both tea and coffee
therefore number of students who take only coffee=30-14-5=11
11 take only coffee but not tea
Like? Yes (3) | No (2)  
Ramakrishna    10 years ago
Q: If in a class of 30 students 5 students take neither tea nor coffee. 10 take tea but not coffee and 14 take tea. Them how many take coffee but not tea? I NEED COMPLETE SOLUTION PLS HELP ME
Reply Like? Yes (1) | No (1)  
Devendra Marghade   10 years ago
11
Either tea or coffee=30-5=25
Only tea=10, Tea+coffee=4
So only coffee=25-(10+4)=11
Like? Yes (3) | No   
sravan kumar   10 years ago
11 ...
t-tea and c-coffee
t,c,tc,t not c, c not t, not c not t
not c not t=5 so remaing 25
only t = 10 so tc+t not c+c=15 among four takes tea so they will in the category of tc or t not c...
remaining mems take only coffee 11
Like? Yes (1) | No (1)  
Ramakrishna    10 years ago
Q: The intercepts made on coordinate axis by the line passing through the points (4,-7) and (1,-5) are ? I NEED COMPLETE SOLUTION PLS HELP ME
Reply Like? Yes (1) | No (2)  
rupesh   10 years ago
first u have to find slope (m) for x1,y1 and x2,y2 slope=y1-y2/x1-x2 i.e -2.
eq=y-y1=mx-x1
2x+y-1=0
for x intercept y=0
a=1/2
y=1
Like? Yes (3) | No (1)  
jyoti chandra   10 years ago
rupesh the slope is wrong!!!!! why u misguide? if u dont know then leave it!!!
Like? Yes (2) | No (1)  
arun    10 years ago
Shreya Banerjee can u pls solve this question

Abhishek and Aishwarya pick up a ball at random from a bag containing M red and N yellow colored balls, one after the other, replacing the ball everytime till one of them gets a red ball. The first one to get a red ball is declared the winner. Of Abhishek begins the game and the odds in favor of his winning the game are 3 and 2, then find the ration M,N.
A. 1:1
B. 1:2
C. 2:3
D. 3:2
Abhishek and Aishwarya pick up a ball at random from a bag containing M red and N yellow colored balls, one after the other, replacing the ball everytime till one of them gets a red ball. The first one to get a red ball is declared the winner. Of Abhishek begins the game and the odds in favor of his winning the game are 3 and 2, then find the ration M,N.
A. 1:1
B. 1:2
C. 2:3
DAbhishek and Aishwarya pick up a ball at random from a bag containing M red and N yellow colored balls, one after the other, replacing the ball everytime till one of them gets a red ball. The first one to get a red ball is declared the winner. Of Abhishek begins the game and the odds in favor of his winning the game are 3 and 2, then find the ration M,N.
A. 1:1
B. 1:2
C. 2:3
D. 3:2. 3:2
Reply Like? Yes | No   
Shreya Banerjee   10 years ago
Answer is 1:2 ....
Like? Yes | No (2)  
vinita   10 years ago
shreya banerjee@ plz give the solution plz simply say anwer....tell to us how u achieve this....???
Like? Yes | No   
Amar    10 years ago
New to here ,Just help me out in solving and gaining points and all that stuffs related ?
Reply Like? Yes | No   
Anindya Mallick   10 years ago
3:2..........................................................
Like? Yes | No   
nitesh gupta    10 years ago
Hi shreya...
Solve this...
Q
Reply Like? Yes | No   
Shreya Banerjee   10 years ago
Where is the question?
Like? Yes | No   
ankit pandey   10 years ago
shreya ..........r u fresher??
Like? Yes | No   
  • ER. Shreya
  • login
Shreya Banerjee West Bengal
Shreya banerjee (F)
  • Total Points 201
  • Join 11 years ago
M4 Score
19
Score from best 50 Questions
  • Attempted 15     
  • Date Points     
  • 20 Nov 14 15
  • 21 Nov 14 15
  • 27 Nov 14 15
  • 28 Nov 14 15
  • 02 Dec 14 15
  • 03 Dec 14 15
  • 04 Dec 14 -3
  • 09 Dec 14 15
  • 18 Dec 14 15
  • 19 Dec 14 15
  • 23 Dec 14 15
  • 25 Dec 14 -1
  • 26 Dec 14 15
  • 31 Dec 14 15
  • 01 Jan 15 15
  • Total 191     
  • M4 Score191 / 10 = 19     
West Bengal University Of Technology
Today's Puzzle Report
  • Puzzle Attempts15
  • Total Puzzle Points 191
Placement Puzzle Report
  • Question Ask 20
  • Best Solution 0
  • Solution 39
Last Update 7 years ago

Best 1 Engineers From
West Bengal University Of Technology

chandrashekhar kumar Bihar
Chandrashekhar (M)
  • Total Points 339
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M4 Score
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