As an example, consider a PDA that costs $300 and a smartphone that costs $99 plus an additional $40 per month for data service.
Dịka ọmụmaatụ, tụlee PDA nke na-efu $ 300 na smartphone nke na-efu $ 99 gbakwunyere ọzọ $ 40 kwa ọnwa maka ọrụ data.