*10.4 Soap powder is sold in three sizes of box. A 2 kg box of soap powder costs £1.89 A 5 kg box of soap powder costs £4.30 A 9 kg box of soap powder costs £8.46 Which size of box is the best value for money? Explain your answer. You must show all your working. (Total for Question 5 is 4 marks) June 2012 Unit 3 (Modular)– Higher Calculator Q5 – – – 11.1 Work out an estimate for (Total for Question 5 is 3 marks) Practice Paper Set C Unit 2 (Modular) Higher Non-calculator Q5 – – – – Work out an estimate for the value of . 11.2 (Total for Question 8 is 2 marks) November 2013 Unit 2 (Modular) Higher Non-Calculator Q8 – – – – 12.1 (a) Simplify 4b × 2c (1) (b) Expand 3(2w 5t) – (2) (c) Expand and simplify (x + 7)(x 2) [Grade C] – (2) November 2010 Unit 2 (Modular) Higher Non-calculator Q2 – – – – (a) Simplify 2e 8f + 6e + 3f 12.2 – (2) (b) Factorise 4t + 10 [Grade C] (1) (c) Expand and simplify 3 + 2( 1) p – (2) (d) Factorise + ax+ bx+ ay by [Grade B] (2) March 2012 Unit 2 (Modular) Higher Non-Calculator Q5 – – – – Here are the first five terms of an arithmetic sequence. 12.3 4 11 18 25 32 (a) Write down, in terms of an expression for the term of this sequence. n, nth (2) An expression for the term of another sequence is 3n2 1 nth – (b) Find the fourth term of this sequence. (2) November 2012 Unit 2 (Modular) Higher Non-Calculator Q8 – – – –
*10.4 Soap powder is sold in three sizes of box. A 2 kg box of soap powder costs £1.89 A 5 kg box of soap powder costs £4.30 A 9 kg box of soap powder costs £8.46 Which size of box is the best value for money? Explain your answer. You must show all your working. (Total for Question 5 is 4 marks) June 2012 – Unit 3 (Modular)– Higher – Calculator – Q5 11.1 Work out an estimate for (Total for Question 5 is 3 marks) Practice Paper Set C – Unit 2 (Modular) – Higher – Non-calculator – Q5 11.2 Work out an estimate for the value of . (Total for Question 8 is 2 marks) November 2013 – Unit 2 (Modular) – Higher – Non-Calculator – Q8 12.1 (a) Simplify 4b × 2c (1) (b) Expand 3(2w – 5t) (2) (c) Expand and simplify (x + 7)(x – 2) [Grade C] (2) November 2010 – Unit 2 (Modular) – Higher – Non-calculator – Q2 12.2 (a) Simplify 2e – 8f + 6e + 3f (2) (b) Factorise 4t + 10 [Grade C] (1) (c) Expand and simplify 3 + 2( p – 1) (2) (d) Factorise ax+ bx+ ay + by [Grade B] (2) March 2012 – Unit 2 (Modular) – Higher – Non-Calculator – Q5 12.3 Here are the first five terms of an arithmetic sequence. 4 11 18 25 32 (a) Write down, in terms of n, an expression for the nth term of this sequence. (2) An expression for the nth term of another sequence is 3n2 – 1 (b) Find the fourth term of this sequence. (2) November 2012 – Unit 2 (Modular) – Higher – Non-Calculator – Q8
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