Use the formula (new price-old price) / old price
32-40=-8
-8/40=-20%
the percent difference is 20%
the negative means it was a markdown
The answer is b because 6/7 = 48/56 and 7/8=49/56
Answer 200 to 520 and 300 to 580.
Step-by-step explanation:
Each one increases by 60.
4/16 and 1/4 happy to help :)
