How many whole numbers between 1 and 99 are divisible by 2 with no remainder?
Question #108164. Asked by Datsmeharse.
mctavish99
Answer has 9 votes
Currently Best Answer
mctavish99 18 year member
518 replies
Answer has 9 votes.
Currently voted the best answer.
Since every second (whole) number is exactly divisible by 2, we are looking at an arithmetic progression 2, 4, 6...98. In this example, it should be obvious that there are 98/2 or 49 terms in our list.
Alternatively, solve the AP equation for n, giving n = 49
https://en.wikipedia.org/wiki/Arithmetic_progression