1) Which equation shows that a number plus 6 equal 15? a) n + 6 = 15 b) 15n = 6 c) 6n = 15 d) n - 6 = 15 2) If n=3, what is the value of 4a + 2? a) 10 b) 9 c) 14 d) 12 3) It is made up of two expressions connected by an equal sign. a) equivalent b) sequence c) equation d) pattern 4) What are the missing numbers in this pattern. 12, 15, ____, 21, _____, 27? a) 18, 24 b) 18, 23 c) 17, 25 d) 17, 24 5) substitute means __________ a) to replace b) to repair c) to reject d) to make simple 6) What is the 6th term in the sequence 2, 5, 8, 11,14? a) 16 b) 17 c) 15 d) 20 7) What is the 50th term of the sequence 7, 15, 23, 31,39? a) 392 b) 407 c) 399 d) 448 8) If a hen lay 1 egg on Monday, 2 eggs on Tuesday and 3 eggs on Wednesday. How many eggs would it lay on Sunday? a) 12 b) 7 c) 6 d) 9 9) What numbers would complete the chart? a) 0, 2, 4, 120 b) 12, 20, 51, 44 c) 2, 12, 22, 112 d) 0, 8, 41, 132 10) simplify the expressions: 3x + 2x a) x b) 5x c) 6x d) 5

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