### Question 6

Find the next three terms of the following sequences:

 (a) $$7, 16, 31, 52, 79, 112$$ (b) $$6, 11, 18, 27, 38, 51$$ (c) $$-3, 8, 23, 42, 65, 92$$ (d) $$3, 5, 11, 21, 35, 53$$ (e) $$-5, 6, 21, 40, 63, 90$$ (f) $$15, 27, 43, 63, 87, 115$$ (g) $$5, 11, 21, 35, 53, 75$$ (h) $$4, 14, 26, 40, 56, 74$$ (i) $$8, 13, 24, 41, 64, 93$$

### Question 7

Find the missing term in the following sequences:

 (a) $$23, 26, 33, .. , 59, 78, 101$$ (b) $$20, 29, 40, .. , 68, 85, 104$$ (c) $$-3, -2, 5, .. , 37, 62, 93$$ (d) $$4, 3, 0, .. , -12, -21, -32$$ (e) $$-22, -16, -2, .. , 50, 88, 134$$ (f) $$31, 37, 41, .. , 43, 41, 37$$ (g) $$2, -3, -6, .. , -6, -3, 2$$ (h) $$-4, 7, 22, .. , 64, 91, 122$$ (i) $$9, 16, 29, .. , 73, 104, 141$$