Soal SMA · Soal cerita · Kesulitan 2/5
A student wants to improve her English by reading online articles. She has already read 30 articles and reads 4 articles each week. Her target is to have read 90 articles. How many weeks will it take her to reach her target?
- A.12 weeks
- B.15 weeks
- C.18 weeks
- D.20 weeks
Kunci jawaban & pembahasan
Jawaban: 15 weeks
Let w be the number of weeks. From 30 + 4w = 90, we get 4w = 60, so w = 15.
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