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Two numbers are selected randomly from the set `S={1,2,3,4,5,6}` without replacement one by one. The probability that minimum of the two numbers is less than 4 is a.`1//15` b. `14//15` c. `1//5` d. `4//5`

A

`4/5`

B

`1/15`

C

`1/5`

D

`14/15` .

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MODERN PUBLICATION-PROBABILITY -EXERCISE
  1. lim(x rarr pi/2) [sin x] is :

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  2. The value of lim(x rarr 0) (sin bx)/(sin ax) is equal to:

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  3. lim(x rarr pi/2) (cotx-cos x)/(pi-2x)^3 equals :

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  4. Let f(x)= (sqrt(x+3))/(x+1), then the value of lim(x rarr -3^-) f(x) i...

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  5. Let alpha and beta be the roots of ax^2 + bx +c =0, then underset(x to...

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  6. If f (9) = 9, f '(9) = 1, then lim(x rarr 9) (8-sqrt(f(x)))/(3-sqrtx) ...

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  7. lim(n rarr oo)(3.2^(n+1)-4.5^(n+1))/(5.2^(n)+7.5^(n)) =

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  8. Discuss the continuity of the function f(x) = underset(n rarr oo)(lim)...

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  9. lim(x rarr 0) (e^(x^2)-cosx)/x^2 =

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  10. The value of lim(nto oo)(a^(n)+b^(n))/(a^(n)-b^(n)), (where agtb) is

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  11. Events A, B, C are mutually exclusive events such that P (A) = (3x+1)/...

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  12. Two numbers are selected randomly from the set S={1,2,3,4,5,6} without...

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  13. If three distinct number are chosen randomly from the first 100 natura...

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  14. Three houses are available in a locality. Three persons apply for the ...

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  15. Two aeroplanes I and II bomb a target in successions. The probabilitie...

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  16. The mean of the numbers a, b, 8, 5, 10 is 6 and the variance is 6.80. ...

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  17. Let L=lim(xto0)(a-sqrt(a^(2)-x^(2))-(x^(2))/4)/(x^(4)),agt0. If L is f...

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  18. If the mean deviation about the median of the numbers: a, 2a,.......,...

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  19. Let f: R rarr [10,oo) be such that lim(x rarr 5)f(x) exists and lim(x...

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  20. A scientist is weighting each of 30 fishes. Their mean weight worked o...

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