Answer:

![\boxed{selling \: price = </strong><strong>Rs</strong><strong> </strong><strong> </strong><strong>450}]()
Explanation:
Given,
Cost price of 25 kg of vegetables ( CP ) = 25 × 20
= Rs 500
Loss amount = Rs 50
Selling price ( SP ) = ?
Loss percent = ?
Now, let's find the loss percent :



Loss % = 10 %
Now, let's find the selling price:





Hope I helped!
Best regards!