How many unique positive odd integers less than 110 are equal to the product of a positive multiple ...
How many unique positive odd integers less than 110 are equal to the product of a positive multiple of 5 and an odd number?
Answer/Solution
11
Steps/Work
The Question basically asks how many positive odd integers less than 110 are odd multiples of 5
So we have 5,15,25,35,45,.. and 105
=11
Ans C
So we have 5,15,25,35,45,.. and 105
=11
Ans C