
Latihan Soal Persiapan Olimpiade Informatika OSN-K 2025
Authored by Adi Pratama
Information Technology (IT)
10th Grade
Used 62+ times

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40 questions
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1.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Dari 1-2020 (inklusif) ada berapa bilangan yang digit-digitnya terdiri dari bilangan ganjil?
(a)
2.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
(a)
3.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
(a)
4.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Pada sebuah kantong terdapat 3 buah kelereng kuning, 6 buah kelereng biru, dan 9 buah kelereng hitam. Berapa minimal banyaknya kelereng yang perlu diambil agar kita pasti mendapatkan setidaknya 6 kelereng berwarna sama?
(a)
5.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
(a)
6.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
(a)
7.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Ada berapa banyak bilangan 4 digit yang habis dibagi oleh 21?
(a)
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