Soal SMA · Soal cerita · Kesulitan 2/5
A school cafeteria sells two types of lunch packages. Package X contains 2 sandwiches and 1 juice, priced at Rp35,000. Package Y contains 1 sandwich and 2 juices, priced at Rp40,000. What is the price of one sandwich?
- A.Rp10,000
- B.Rp12,000
- C.Rp15,000
- D.Rp18,000
Kunci jawaban & pembahasan
Jawaban: Rp10,000
Let s be the sandwich price and j the juice price. From 2s + j = 35,000 and s + 2j = 40,000, solving gives s = 10,000 and j = 15,000.
Mau penjelasan yang menyesuaikan level anak?
Xinau AI membahas soal langkah demi langkah, menyesuaikan gaya bahasa dengan usia anak, dan menyusun latihan berikutnya berdasarkan jawaban sebelumnya.
Coba gratis 30 hari