The marked price of a washing machine is ₹7,200. If it sold for ₹5,512.50 after two successive discounts of x % each . The value of x is:

12.5

The marked price of the machine is = 7200

Two successive discounts = x%

Selling price = 5,512.50 

According to the question,

7200 × \(\frac{m}{100}\) × \(\frac{m}{100}\) = 5,512.50 

m² = \(\frac{55125000}{7200}\)

m² = 7656.25

m = 87.5

Discount = 100 - 87.5 = 12.5%