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Probability Test-1

  • Remaining Timing :-

(1). Exactly two heads.

  • (a). 7/9
  • (b). 3/8
  • (c). 3/6
  • (d). 4/6
  • (e). None of these
Answer : 3/8

Explanation:

(2). At least two heads.

  • (a). 3/8
  • (b). 1/6
  • (c). 1/2
  • (d). 1/3
  • (e). None of these
Answer : 1/2

Explanation:

(3). At most two heads.

  • (a). 7/8
  • (b). 7/9
  • (c). 1/2
  • (d). 7/6
  • (e). None of these
Answer : 7/8

Explanation:

(4). In two successive throws of a pair of dice, determine the probability of getting a total of 8 each time?

  • (a). 32/1296
  • (b). 29/1296
  • (c). 25/1296
  • (d). 20/1296
  • (e). None of these
Answer : 25/1296

Explanation:

(5). Two dices are thrown, find the probability that a multiple of 2 occurs on one die and a multiple of 3 occurs on the other?

  • (a). 11/36
  • (b). 8/36
  • (c). 13/36
  • (d). 12/36
  • (e). None of these
Answer : 11/36

Explanation:

(6). In a single throw of two dice what is the probability of not getting the same number on both the dice?

  • (a). 3/6
  • (b). 6/8
  • (c). 5/6
  • (d). 6/3
  • (e). None of these
Answer : 5/6

Explanation:

(7). In a single thrown of three die. Find the probability of getting a total of 17 or 18?

  • (a). 1/54
  • (b). 1/24
  • (c). 3/34
  • (d). 8/34
  • (e). None of these
Answer : 1/54

Explanation:

(8). One card is drawn at random from a pack of 52 cards. What is the probability that the card either a red card or king?

  • (a). 7/13
  • (b). 8/13
  • (c). 10/13
  • (d). 5/13
  • (e). None of these
Answer : 7/13

Explanation:

(9). Direction: From a pack of 52 cards a card is drawn in 2 successive trails. Find the probability of both being aces if
  • (a). 1/169
  • (b). 3/169
  • (c). 5/129
  • (d). 4/17
  • (e). None of these
Answer : 1/169

Explanation:

(10). Direction: From a pack of 52 cards a card is drawn in 2 successive trails. Find the probability of both being aces if
  • (a). 8/24
  • (b). 10/24
  • (c). 1/221
  • (d). 10/34
  • (e). None of these
Answer : None of these

Explanation: