Question

Find the sum of all odd three -digit numbers that are divisible by 5.

• A. 50,500
• B. 50,250
• C. 50,000
• D. 49,500

Answer 1

The correct option is D 49,500

The required numbers would be numbers in the Arithmetic Progression 105,115,125,....995. The sum of this series would be given as n $\times$ Average $=90\times \frac{1100}{2}=49500$