Mathematics Grade 6 15 min

Partial sums of geometric series

Partial sums of geometric series

Tutorial Preview

1

Sum the first 4 terms. Start: 2. Ratio: 3.

2

Sum the first 3 terms. Start: 32. Ratio: 1/2.

3

A series is 4, 8, 16, ... What is the sum of the first 4 terms?

Sample Practice Questions

Easy
What is the sum of the first 3 terms of a series starting at 1 with a ratio of 2?
0.7
1.6
2.8
3.5
Easy
Find the sum of the first 3 terms of a series. First term is 3, common ratio is 2.
0.18
1.21
2.15
3.24
Easy
What is the sum of the first 3 terms of a series starting at 1 with a ratio of 3?
0.12
1.9
2.13
3.15

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