
KELAS 9 STS SMTR 1 2025
Authored by 18MadeAdrianWijaya 7B
Mathematics
9th Grade

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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Harga 2 buku dan 3 pensil Rp19.000. Harga 1 buku dan 2 pensil Rp11.000. Harga 1 buku adalah ...
Rp4.000
Rp5.000
Rp6.000
Rp7.000
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan dari “Jumlah umur ayah dan anak adalah 50, selisihnya 30” adalah ...
x + y = 50, x – y = 30
x – y = 50, x + y = 30
x + y = 80, x – y = 30
x – y = 80, x + y = 50
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metode SPLDV yang digunakan dengan cara mengganti salah satu variabel ke persamaan lain disebut ...
Eliminasi
Substitusi
Grafik
Perkalian silang
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika 2x + y = 7 dan x – y = 1, maka nilai x adalah ...
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Harga 1 kg apel Rp20.000 dan 1 kg jeruk Rp15.000. Jika Ani membeli 2 kg apel dan 3 kg jeruk seharga Rp85.000, maka persamaan yang benar adalah ...
2x + 3y = 85.000
20.000x + 15.000y = 85.000
x + y = 85.000
2x + 3y = 20.000
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Penyelesaian SPLDV biasanya berbentuk ...
Sebuah bilangan bulat
Sepasang nilai (x, y)
Sebuah pecahan
Sebuah fungsi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika x + y = 10 dan 2x – y = 4, maka y = ...
2
4
6
8
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