0 votes 0 votes 10 12 30 102 428 ? (a) 4280 (b) 2170 (c) 1420 (d) 2000 (e) 3230 Quantitative Aptitude sequences&series + – go_editor asked Jan 31, 2017 go_editor 13.8k points 487 views answer comment Share See all 0 reply Please log in or register to add a comment.
Best answer 2 votes 2 votes $10 \times 1 + 1 \times 2 = 12$ $12 \times 2 + 2 \times 3 = 30$ $30 \times 3 + 3 \times 4 = 102$ $102 \times 4 + 4 \times 5 = 428$ $428 \times 5 + 5 \times 6 = 2170$ Hence,Option$(b)2170$ is the corrcet choice. Leen Sharma answered Feb 6, 2017 • selected Feb 7, 2017 by Arjun Leen Sharma 11.5k points comment Share See all 0 reply Please log in or register to add a comment.