How many number between 1000 and 5000 are exactly divisible by 225 ?

Question: How many numbers between 1000 and 5000 are exactly divisible by 225?Solution: 225 × 5 = 1125...225 × 22 = 4950numbers between 1000 and 5000 are exactly divisible by 225 = 22 - 5 + 1= 18