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In a group of 60 persons, each takes at least one of coffee or tea. If 20 of them take tea but not coffee and 35 take tea, find the number of person who take Coffee but not tea

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
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  2. A die is thrown 500 times with frequency for outcomes 1, 2, 3,4, 5, 6 ...

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  3. In a group of 60 persons, each takes at least one of coffee or tea. If...

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  4. If a+b+c=2,a^(2)+b^(2)+c^(2)=1 and abc = 3 then 1/a+1/b+1/c is equal t...

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  5. Find the shortest distance between the lines (x+3)/(-4) =(y-6)...

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  7. If alpha + beta = 90^@ and beta + gamma = alpha then tanalpha-tanbeta=...

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  8. Let the solution of the equation 5^(1+(log)4x)+5^(-1-1(log)4x)=(26)/5 ...

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  9. about to only mathematics

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  10. Show that the relation R defined in the set A of all triangles as R={...

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  11. The number of distinct normals that can be drawn from (2,-1) to the pa...

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  12. If 1/3(log)3M+3(log)3N=1+(log)(0. 008)5, then

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  13. If 4a^2+b^2+2c^2+4a b-6a c-3b c=0, then the family of lines a x+b y+c=...

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  14. Which of the following statements are true and which false ? {:((i),...

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  15. A 10 digit numbers is chosen with odd digits. If the probability th...

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  16. If (log)(10)(1025)/(1024)=alpha and (log)(10) 2=beta, then the value o...

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  17. tangents are drawn to x^2+y^2=a^2 at the points A(acos theta, a sin th...

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  18. N fair coins are flipped once. The probability that at most 2 of the c...

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  19. The following data set has a mean 14.7 and a variance of 10.01. 18,...

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  20. Which is greater ? 12 or 3 3

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