Answer:
The total discount is 51%.
Explanation:
A 30% discount is applied to the price of a product and another 30% discount to the new price. What is the total discount?
Let the price is p.
After first discount, the price is
= 70% of p = 0.7 p
After second discount, the price is
= 70% of 0.7 p
= 0.7 x 0.7 p
= 0.49 p
So, let the total discount is d.