Q2. Write four more rational numbers in each of the following patterns:
(i) \frac{-3}{5},\ \frac{-6}{10},\ \frac{-9}{15},\ \frac{-12}{20}
(ii) \frac{-1}{4},\ \frac{-2}{8},\ \frac{-3}{12}.....
(iii) \frac{-1}{6},\ \frac{2}{-12},\ \frac{3}{-18},\ \frac{4}{-24}......
(iv) \frac{-2}{3},\ \frac{2}{-3},\ \frac{4}{-6},\ \frac{6}{-9}.....