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Four cards are drawn one by one with rep...

Four cards are drawn one by one with replacement from a well-shuffled deck of playing cards. Find the probability that at least three cards are of diamonds.

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    XII BOARDS PREVIOUS YEAR|Exercise Section D 35 B|1 Videos

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Five cards are drawn one by one,with replacement,from a well shuffled deck of 52 cards.Find the probability that (i) all the five cards are diamonds.(ii) only 3cards are diamonds.(iii) none is a diamond.

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XII BOARDS PREVIOUS YEAR-XII Boards-All Questions
  1. If A is a square matrix of order 2 and |A|=4, then find the value of |...

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  2. Solve the following differential equation: x[dy]/[dx]sin(y/x)+x-ysin...

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  3. Four cards are drawn one by one with replacement from a well-shuffled ...

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  4. int1^5(|x-1|+|x-2|+|x-4|)\ dx

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  5. Find the particular solution of the differential equation: (1+e^2x)dy+...

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  6. The probability of two students A and B coming to school are 2/7 and 4...

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  7. If y=(sinx)^x+sin^(-1)sqrt(1-x^2) then find (dy)/(dx)

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  8. If x,y,z are different and Delta=|[x,x^2,x^3-1],[y,y^2,y^3-1],[z,z^2,z...

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  9. Find the value of (x-y) from the matrix equation 2[(x,5),(7,y-3)]+[(-...

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  10. int cos2x*cos4x*cos6x dx

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  11. Solve the following differential equation: (y+3x^2)(dx)/(dy)=x

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  12. Prove that sin^(-1)(4/5)+tan^(-1)(5/12)+cos^(-1)(63/65)=pi/2

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  13. Find the angle between the line vec r = (2 hat i-hat j +3 hat k)+ lamb...

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  14. Find the interval in which the function f given by f(x)=sin2x+cos2x, 0...

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  15. Using vectors, prove that the points (2,-1,3) ,(3,-5,1) and (-1,11,9) ...

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  16. Obtain the inverse of the following matrix, using elementary operation...

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  17. Using vectors, find the value of x such that the four points A(x,5,-1)...

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  18. For any two vectors vec a and vec b , prove that (vec a xx vec b )^2=...

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  19. Find the co-ordinates of the point, where the line ((x+2)/1)=((y-5)/3)...

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  20. Using matrices solve the following system of linear equations: {(2x+3y...

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