Answer:
(x - .20)(x - .50)
= (.20)(.50)
= 0.1
x = 
x = .32
the product of two numbers decrease by 32%
I think the answer is B. Or A.
The third option: uses visual representation of the logical...
33/4 is the same as 8 1/4
so that means that matt bought the Volvo for 8 1/4 times as much as the car his parents bought.
therefore... 8,000 times 8.25 = 66,000
1/5 of 3/5=1/5 times 3/5=3/25
each recieves 3/25 of the pizza