Question

50 cards marked from 1 to 50 are placed in a box and mixed thoroughly. One card is
drawn at random from the box. Find the probability of getting
(i) an even number
(ii) a prime number
(iii) a number which is perfect square
(iv) a number which is divisible by 5
(v) a number greater than 0 but less than 51.​

Answer 1

Answer:

solution :

1. even number.. (2,4,6..50)

25/50=1/2

2. prime number.. (. 2, 3, 5, 7, 11, 13, 17, 19, 23,

29, 31, 37, 41, 43, 47 )

15/50 = 3/10

3. perfect square..(1,4,16,25,36,49)

6/50= 3/25

4. divede by 5 (5,10,....50)

10/50=1/5

5. a number between 0 to 51 ( all )

50/50=1

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