Soal Matematika Barisan Geometri

Quiz
•
Mathematics
•
11th Grade
•
Medium
Indah Tamba
Used 9+ times
FREE Resource
7 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 20 pts
Sebatang kayu akan dipotong menjadi tiga bagian. Setiap bagian akan dipotong menjadi 3 bagian lagi, dan begitu seterusnya. Berapa banyak kayu pada potongan ke-9?
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Answer explanation
6561
2.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Diketahui barisan geometri 2, 6, 18, 54,..... Tentukan suku ke-7!
108
1.458
162
486
4.374
3.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Diketahui suku ke-5 dari barisan geometri adalah 243, hasil bagi suku ke-9 dengan suku ke-6 adalah 27. Suku ke-2 dari barisan tersebut adalah…
3
9
27
81
243
4.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Perencanaan mesin perkakas memerlukan empat roda gigi A, B, C, dan D yang satu sama lain merupakan penggerak dan yang digerakkan. Roda gigi tersebut diletakkan berurutan dan putaran giginya membentuk barisan geometri. Berapa putaran/menit roda gigi D jika diketahui putaran roda gigi A = 30 putaran/menit dan B = 60 putaran/menit?
90
180
240
150
210
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika suku ke-3 dari barisan geometri adalah 8 dan suku ke-6 adalah 64, maka suku ke-4 adalah...
16
24
32
40
48
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diketahui barisan geometri sebagai berikut : 1, 2, 4, 8,... Tentukan nilai suku ke-8!
64
256
128
16
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
2500, 500, 100, 20, 4, ....
4/25
4/10
4/20
4/5
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