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Probability Test-2

  • Remaining Timing :-

(1). The probability that a card drawn from a pack of 52 cards will be a diamond or a king is?

  • (a). 6/19
  • (b). 9/30
  • (c). 4/13
  • (d). 7/18
  • (e). None of these
Answer : 4/13

Explanation:

(2). A bag contains 3 red, 5 yellow and 4 green balls. 5 balls are drawn randomly. What is the probability the balls drawn contain two red and three yellow balls?

  • (a). 5/132
  • (b). 2/125
  • (c). 3/132
  • (d). 5/135
  • (e). None of these
Answer : 5/132

Explanation:

(3). In a class there are 10 boys and 5 girls. 4 students are selected at random. The probability that 3 girls and 1 boy are selected is?

  • (a). 20/273
  • (b). 18/273
  • (c). 16/173
  • (d). 18/275
  • (e). None of these
Answer : 20/273

Explanation:

(4). A bag contains 3 red, 5 yellow and 4 green balls. Three balls are drawn randomly. What is the probability the balls drawn contain exactly two green balls?

  • (a). 12/55
  • (b). 22/55
  • (c). 33/55
  • (d). 22/33
  • (e). None of these
Answer : 12/55

Explanation:

(5). From a group of 4 children, 2 women and 4 men, three persons are selected at random. What is the probability that there are exactly 2 children selected among them is,

  • (a). 3/10
  • (b). 7/14
  • (c). 2/15
  • (d). 8/20
  • (e). None of these
Answer : None of these

Explanation:

(6). Direction: A back contains 9 red, 7 white, and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be
  • (a). 9/20
  • (b). 9/18
  • (c). 10/20
  • (d). 9/17
  • (e). None of these
Answer : 9/20

Explanation:

(7). Direction: A back contains 9 red, 7 white, and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be
  • (a). 7/30
  • (b). 7/10
  • (c). 7/20
  • (d). 7/15
  • (e). None of these
Answer : 7/20

Explanation:

(8). Direction: A back contains 9 red, 7 white, and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be
  • (a). 11/25
  • (b). 11/30
  • (c). 11/20
  • (d). 11/35
  • (e). None of these
Answer : 11/20

Explanation:

(9). Direction: A back contains 9 red, 7 white, and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be
  • (a). 13/20
  • (b). 18/30
  • (c). 7/10
  • (d). 7/15
  • (e). None of these
Answer : 13/20

Explanation:

(10). Direction: A back contains 9 red, 7 white, and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be
  • (a). 3/6
  • (b). 4/9
  • (c). 4/5
  • (d). 4/8
  • (e). None of these
Answer : 4/5

Explanation: