Solve this : Q. Find the common difference of an A.P in which a 16 - a 12 = 16 Share with your friends Share 5 Varun Rawat answered this Let a be the first term and d be the common difference.Now, a16 = a + 15d; a12 = a + 11dNow, a16 - a12 = 16⇒a + 15d - a - 11d = 16⇒4d = 16⇒d = 164 = 4So, common difference = 4 1 View Full Answer Khushi Mattu answered this Hope it helps 3