Multiple choice What is the sum of first 7 terms of the given sequence? 22, 44, 88, ... 2718 2736 2794 2803 Reveal answer Fill a bubble to check yourself C Correct answer Explanation This is a geometric progression with a=22, r=2. Sum = a(r^n - 1)/(r-1) = 22(2^7 - 1)/(2-1) = 22(128-1) = 22 * 127 = 2794.