Latihan OSN Matematika SD

Quiz
•
Mathematics
•
Professional Development
•
Hard
Resty Delliani
Used 4+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada barisan aritmatika 7, 5, 3, 1, suku ke 20-nya adalah …
-31
31
38
45
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ali mengurutkan bilangan asli terkecil ke terbesar kelipatan 2 dan Zen mengurutkan bilangan terkecil ke terbesar kelipatan 3. jumlah bilangan Ali urutan ke 25 dan bilangan Zen urutan ke 20 adalah ....
100
110
115
125
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pak Alkha membeli 13 kg keripik pisang seharga Rp 650.000. Keripik pisang dijual kembali dengan harga Rp 15.000 per 250 gram. Keuntungan maksimum yang akan diperoleh Pak Alkha adalah .....
Rp 100.000
Rp 130.000
Rp 150.000
Rp 180.000
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika x dan y merupakan penyelesaian sistem persamaan 2x - y = 7 dan x + 3y = 14, maka nilai X + 2y adalah ....
8
9
11
13
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Himpunan penyelesaian sistem persamaan linear dua variabel
7x + 3y = -5
5x + 2y = 1
adalah ....
13, -32
13, 32
-13, -32
-13, 32
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suatu pertunjukkan dihadiri 500 orang. Dalam pertunjukan itu, setiap penonton dewasa membayar tiket masuk Rp 10.000,00, sedangkan setiap penonton anakanak membayar Rp 4.000,00. Jika jumlah uang yang diperoleh panitia dari penjualan tiket tersebut adalah Rp 4.160.000,00 maka berapakah banyaknya penonton anakanak?
140
230
345
840
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Harga 5 kg gula pasir dan 30 kg beras adalah Rp 410.000, sedangkan harga 2 kg gula pasir dan 60 kg beras adalah Rp 740.000. Harga 2 kg gula pasir dan 5 kg beras adalah ....
Rp 154.000
Rp 80.000
Rp 74.000
Rp 32.000
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