Answer:
Mark up percent is 17.2 and the new price is 60.8
Explanation:
22% = 100/22 = 0.22
so 0.22 of 78 is 0.22 x 78
and you get 17.16
round it and you get 17.2 for the mark up
To find the new price simply subtract the original price to the markup
78-17.16=60.84