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The shirt size worn by a group of 200 pe...

The shirt size worn by a group of 200 persons who bought the shirt from a store, are as follows:

If a person is chosen randomly then
Probability that the person bought shirt of size 39 is

A

15/200

B

39/200

C

41/200

D

17/200

Text Solution

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The correct Answer is:
B
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The shirt sizes worn by a group of 200 persons, who bought the shirt from a store, are as follows: Shirt size: 37 38 39 40 41 42 43 44 No. of persons: 15 25 39 41 36 17 15 12 Find the model shirt size worn by the group.

From a group of 5 men and 3 women, a committee of 4 persons is to be selected randomly. Find the probability that there is a majority of (i) men (ii) women.

Knowledge Check

  • The shirt size worn by a group of 200 persons who bought the shirt from a store, are as follows: If a person is chosen randomly then Probability that the person bought shirt of size less than 40 is

    A
    40/200
    B
    36/200
    C
    79/200
    D
    39/200

  • The shirt size worn by a group of 200 persons who bought the shirt from a store, are as follows: If a person is chosen randomly then Probability that the person bought shirt of size greater than 40 is

    A
    `2//5`
    B
    `3//8`
    C
    `17//200`
    D
    `1//2`

  • From a group of 5 boys and 3 girls, three persons are chosen at random. Find the probability that there are more girls than boys

    A
    `(3)/(8)`
    B
    `(4)/(7)`
    C
    `(5)/(8)`
    D
    `(2)/(7)`

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