Buy 1 bottle of Jack Daniels for 45 cedis. Next time you buy another bottle, get 5 percent off. How much does the customer save?
The government raises fuel prices from 2.14 cedis per liter to 2.20 cedis per liter. A distance previously cost 2.10 cedis via tro tro (mini-bus) is now 2.50 cedis. What percent was fuel prices increased by? What percent has tro tro prices increased by?