Question

how many times does the digit 3 occurs in natural number from 100 to 1000​

Answer 1

Answer:

Number of ways X can be filled = 9 (1–9 numbers excluding 0 as it is a 3 digit number). So, number of times 3 occurs in ten's and unit's place from 100 to 1000 = 90+81 = 171.

Answer 2

Answer:

20 times

Step-by-step explanation:

first in 103 ,203,304,303,301,305,306,307,308,309,302,403,503,603,703,803,903,