Find the third term of a G.P. whose common ratio is 3 and the sum of whose first seven terms is 2186.
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Find the first term of the G.P. whose common ratio is 3, last term is 486 and the sum of whose terms is 728.
In a G.P. the first term is 7, the last term is 448, and the sum is 889. Find the common ratio.
The 10th term of the A.P. 5, 8, 11, 14, …. is
32
35
38
185