Soal Olimpiade Sains Matematika Tahun 2023
Quiz
•
Mathematics
•
6th - 8th Grade
•
Hard
+7
Standards-aligned
Siti Winarsih
Used 145+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Pada olympiade Matematika ditentukan untuk jawaban benar mendapat skor 2, jawaban salah mendapat skor -1, sedangkan tidak dijawab mendapat skor 0. Jika dari 100 soal yang disajikan, seorang anak mampu menjawab dengan benar 76 soal dan 10 soal tidak dijawab.Skor yang diperoleh anak tersebut adalah ……………
138
148
156
166
Tags
CCSS.6.EE.B.6
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Sebuah Panti Asuhan memiliki beras yang cukup untuk 20 anak selama 15 hari. Jika penghuni panti asuhan bertambah 5 orang ,beras akan habis dalam waktu ….
8 hari
10 hari
12 hari
20 hari
Tags
CCSS.6.RP.A.3B
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Hasil dari (3-3 x 3-2)-1 adalah …
-243
-1/243
1/243
243
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Rumus suku ke-n barisan bilangan 6, 10, 14, 18, … adalah ….
2n + 4
3n + 3
4n + 2
5n + 1
Tags
CCSS.HSF.BF.A.2
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Dinda menabung uang sebesar Rp2.000.000,00 di Bank dengan bunga 18% per tahun. Jumlah tabungan Dinda setelah 8 bulan adalah ....
Rp240.000,00
Rp360.000,00
Rp2.240.000,00
Rp2.360.000,00
Tags
CCSS.7.RP.A.3
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Dalam gedung pertunjukan disusun kursi dengan baris paling depan terdiri atas 12 buah, baris kedua berisi 14 buah, baris ketiga berisi 16 buah, dan seterusnya selalu bertambah dua. Banyaknya kursi pada baris ke-20 adalah ....
28 buah
50 buah
58 buah
60 buah
Tags
CCSS.HSF.BF.A.2
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Hasil dari (a–7b)(4a– 2b) adalah ....
4a2 – 26ab – 14b2
4a2 + 26ab – 14b2
4a2 – 30ab + 14b2
4a2 + 30ab + 14b2
Tags
CCSS.HSA.APR.A.1
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