Q534
How many numbers will be there between 300 and 500, where 4 comes only one time ?
A.
89
B.
99
AnswerC.
110
D.
120
Answer: Option B
Solution
Answer: Option B
Solution:
From 300 to 399, we note that when '4' comes only one time = 19 such instances.From 400 to 499, we note that when '4' comes only one time = 80 such instances.
So, total = (19 + 80) = 99 such instances.