Soal SMA · Soal cerita · Kesulitan 2/5
A debate team is comparing two training schedules. Plan A charges a fixed fee of Rp150,000 plus Rp30,000 per hour. Plan B charges a fixed fee of Rp60,000 plus Rp45,000 per hour. After how many hours of training do the two plans cost the same?
- A.4 hours
- B.5 hours
- C.6 hours
- D.7 hours
Kunci jawaban & pembahasan
Jawaban: 6 hours
Let h be the number of hours. Setting 150,000 + 30,000h = 60,000 + 45,000h gives 90,000 = 15,000h, so h = 6.
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