1) What is the 5th term in the sequence 20, 80, 320,...? a) 1280 b) 5120 c) 20480 d) 480 2) What is the common ratio in the sequence 972, 324, 108, ...? a) 3 b) 1/3 c) 4 d) 1/4 3) Which of the following is an example of geometric sequence? a) 3, 6, 9, 12, 15, … b) 1/8, ¼, ½, 1, 2, … c) 5, 10, 15, 20, 25, … d) 1, 3, 9, 27, 81, … 4) Find the next 3 terms of the geometric sequence 4, 8, 16, ... a) 24, 48, 96 b) 18, 20, 22 c) 32, 64, 128 d) 20, 24, 28 5) What is the missing term of the sequence 5/6, 10/18, __, 40/162, ...?  a) 20/54 b) 15/20 c) 30/64 d) 25/65

Geometric Sequence

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