A number is chosen at random from the set of two digits numbers from 10 to 99 inclusive. what is the probability the number contains at least one digits 2?.

Question

asked Oct 13, 2021 152k views

1 Answer

Sam Coles · Answer 1 · 2021-10-19T12:14:24+0000

Answer:

(1)/(5)

Explanation:

There are 99 - 10 + 1 = 90 numbers between 10 and 99

There are 18 numbers that have at least one two digit.

(18)/(90)=(1)/(5)