Expression : QPPPPPP, QQPPPPP, QQQPPPP, QQQQPPP, QQQQQPP, _______________. The pattern followed is that in each term there are combinations of 'P' and 'Q' (7 letters) and in each term, the number of Q's from left side are increasing and number of P's from right side are decreasing. Thus, in the missing term, there are 6 Q's and 1 P = QQQQQQP