Question

I don't wanna talk you.




A box contains 90 discs which are

numbered from 1 to 90. If one disc drawn

at randomfrom the

box, find the probability that it bears.

(i)a two digit number(ii) a perfect square

number(iii) a number divisible by 5​

Answer 1

Answer:

Total outcome 90

1)the two 2 digit number are 10 to 90 which are 81 in the number

p (getting a two digit number ) = 81/90

= 9/10

2) perfect square are 1 ,4 ,9,16 ,25,36 ,49 ,64, 84

p( getting a perfect square) = 9/90

= 1/10

3) a number divisible by 5 are 5, 10 .......... , 90 which are 18 in the number

p ( getting a number which are are divisible 5 )

= 18 /90

= 1 / 5

This is your answer☺

hope it's help you☺

please mark me brainliest☺

Answer 2

Answer:

1/5 is the correct answer!