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Question No. 11 of 15 | 1 Marks
In a certain lottery the prize is RS 1 crore and 5000 tickets have been sold. What is
the expectation of a man who holds 10 tickets?​

Answer 1

Answer:

In a certain lottery the prize is ` 1 crore and 5000 tickets have been sold. What is the expectation of a man who holds 10 tickets? Explanation : Expectation = Probability of winning × Reward of winning = (10/5000) × 1 crore = (1 crore/500) = 20000.

Answer 2

Given :   prize is RS 1 crore and 5000 tickets have been sold.  

To Find :   expectation of a man who holds 10 tickets

Solution:

Assumption: There is a single prize of Rs 1 crore

1 crore = 10000000  

Hence expectation of a man who holds 10 tickets

=  {( number of rickets Hold)/ Total tickets sold  } * Prize money

=  (10/5000) * 10000000

= (1/500) * 10000000

= 20000 Rs

Hence expectation of a man who holds 10 tickets  = 20000 Rs

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