If you write down all the numbers from 1 to 100, then how many times do you write 3 ? Select the correct option:
A) 33
B) 38
C) 20
D) 88
E) 28
Explanation:   Clearly, From 1 to 100, there are ten numbers with 3 as the unit's digit - 3, 13, 23, 33, 43, 53, 63, 73, 83, 93 and ten numbers with 3 as the ten's digit - 30, 31, 32, 33, 34, 35, 36, 37, 38, 39.   So, required number = 10 + 10= 
<gadget id="calculator">10 + 10</gadget>
<output>20</output>
20.   Answer: 20) 20
<result>C</result>
If you write down all the numbers from 1 to 100, then how many times do you write 3 ?