To solve this, you can simplify 250 down to 25. Just don't forget to add a 0 to your final answer. :)
You then find 3/5 of 25. To do this, you divide 25 by 5. 25 divided by 5 is 5.
Then, you multiply 5 by 3. 5 x 3 is 15.
Therefore, the final answer is 15. :)