Answer:
what is the question about the given numbers
Answer: 20%.
Step-by-step explanation:
Given, The price of a shirt is marked down from $12.50 to $10.00.
Previous price = $12.50
New price = $10.00
Change in price = Previous price - New price
= $12.50 - $10.00
= $2.50
Now, the percent decrease of the shirt = 

Hence, the percent decrease of the shirt = 20%.
If the probability of even is 1/4 that is a quarter. A quarter of 120 is 120/4= 30 times
Answer:
In the attachment.
Step-by-step explanation:
Rewrite
as a
. Then mark each set with different color and take the intersection of these.