Answer:
24%
Explanation:
Given: Regular price of two item is $30 and $20.
60% discount provided on second item.
Now, lets find out discount provided on second item.
∴Discount provided =

Amount paid for second item = Regular price - discount provided
∴Amount paid on second item=

Total amount paid for two item= Regular price of first item + discounted price of second item.
∴Total amount paid for two item=

Next, lets find out the percent of reduced total cost of two item.


∴ By
the total cost of two item reduce during sale.