Answer:
27. 110.5
28. 33%
29. 20%
Explanation:
27. subtract 15% of 130 from 130
so 15% of 130 is 19.5
130 - 19.5 = 110.5
28. find markup first by subtracting the prices = 55
percent markup = 55/165 × 100
= 33%
29. subtract the two = 29 discounted
29/145 ×100 = 20% discount
sorry if the explanations aren't detailed. lemme know if u still don't understand.