How many odd numbers between 10 and 1500 are the squares of integers?  Options:  A) 11  B) 14  C) 17  D) 20  E) 23
The numbers are the squares of 5, 7, 9,...,37 which includes 17 numbers.   The answer is 17.
<result>C</result>
How many odd numbers between 10 and 1500 are the squares of integers?