Question

A bag contani card numbered 1 to 49 fiind the probility that the number on the draw card is .i an odd number .ii 12 multiple of 5 .iii ever prime

Answer 1

Probably of 1st. =25/49
Probability of 2nd =9/49
Probability of 3rd =15/49

Answer 2

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Given:

Cards contained in the box numbered 7 to 50.

To Find:

Probability getting number of multiple 5.

Formula:

First we have to find the multiples of 5 from 7 to 50.

The multiples of 5 from 7 to 50 are:

10, 15, 20, 25, 30, 35, 40, 45 and 50.

Solution:

The total numbers between 7 to 50 are 43

The multiples of 5 from 7 to 50 are 9

So, A/Q

43/5