Question

Two-digit natural numbers are formed, with replacement, from the digits 0 through 9. How many numbers are greater than 65

Answer 1

the answer is six answer is six

Answer 2

34 of those numbers are greater than 65.

Explanation:

Two digit natural numbers range from 10 to 99.

Since there are replacement, each number formed from 10 to 99 is valid in this exercise.

Of those, 99-65 = 34 are greater than 65. Those number are 66,67,68,69,...,98,99.