The 5th term from the end of the G.P. 2, 6, 18, …., 13122 is
162
486
54
1458
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The sum of first 10 even whole numbers is
110
90
55
45
If k, 2(k + 1), 3(k + 1) are three consecutive terms of a G.P., then the value of k is
-1
-4
1
4
Write the first four terms of the A.P. when its first term is -5 and common difference is -3.