
Post Tes OSN (Statistika)
Authored by Pande Rantini
Mathematics
6th - 8th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
6,125
5,75
4,5
6,5
2.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Suatu data memiliki jangkauan 6 dan rata-rata 16. Jika setiap nilai data dikalikan dengan n kemudian ditambahkan dengan 2m, diperoleh data baru dengan jangkauan 9 dan rata-rata 30. Nilai m + n adalah ...
2
3
3.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Tiga siswa saling membandingkan hasil nilai tes matematikanya. Jika jumlah dari masing-masing dua nilai mereka secara berturut-turut adalah 135, 160, dan 155, maka rata-rata nilai ulangan ketiga siswa tersebut adalah ...
70
75
60
65
4.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Diketahui bilangan bulat p, q, dan r. Jika setiap bilangan ditambahkan dengan rata-rata dua bilangan lainnya maka berturut-turut hasilnya adalah 60, 70, dan 80. Tentukan rata-rata ketiga bilangan tersebut.
35
40
45
50
5.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Diketahui lima bilangan bulat positif berurutan yaitu (n+1), (n+2), (2m-4), (2m-2), dan (m+4). Rata-rata lima bilangan tersebut sama dengan jangkauannya dan juga sama dengan mediannya. Nilai m+n adalah ...
5
7
10
12
6.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Diketahui delapan bilangan bulat positif yaitu: 15, 17, 10, 13, 19, 3x, 21, y. Rata-rata delapan bilangan tersebut adalah 18. Nilai minimum dari |x-y| yang mungkin adalah ...
3
5
-5
1
7.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Diagram batang ini terbakar sebagian, sehigga informasi yang disampaikan ada yang hilang. Banyak pengunjung pada hari Rabu adalah ... orang
55
60
65
70
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