(ii)Give an interpretation of the gradient of the graph.............................................................................................................................................................................................................................................................................................................(2)(b)Find the equation of the straight line in the formy=m x+c..................................................................................(3)(Total for Question 14 is 5 marks)___________________________________________________________________________Edexcel GCSE Mathematics (9–1) Practice Tests Set 7: Paper 1F – Spring 201812

15.ABCDEis a pentagon.Work out the area ofABCDE..........................................cm2(Total for Question 15 is 5 marks)___________________________________________________________________________Edexcel GCSE Mathematics (9–1) Practice Tests Set 7: Paper 1F – Spring 201813

16.The pie chart shows information about the types of fish Simon caught on Saturday.Simon caught 2 tench.(a) Work out the total number of fish Simon caught............................................................(2)This pie chart shows information about the types of fish Asif caught on Saturday.Debbie says,“The pie charts show that Simon caught more roach than Asif caught on Saturday.”(b) Is Debbie correct?Explain your answer...............................................................................................................................................................................................................................................................................................(1)(Total for Question 16 is 3 marks)___________________________________________________________________________Edexcel GCSE Mathematics (9–1) Practice Tests Set 7: Paper 1F – Spring 201814

17.Translate shapeAby the vector(−32).(Total for Question 17 is 1 mark)___________________________________________________________________________18.Solve2.5 =x6x=.......................................................(Total for Question 18 is 1 mark)___________________________________________________________________________Edexcel GCSE Mathematics (9–1) Practice Tests Set 7: Paper 1F – Spring 201815

19.The size of the largest angle in a triangle is 5 times the size of the smallest angle.The other angle is 29° less than the largest angle.Work out, in degrees, the size of each angle in the triangle.You must show your working..........................,.........................,.........................(Total for Question 19 is 5 marks)___________________________________________________________________________Edexcel GCSE Mathematics (9–1) Practice Tests Set 7: Paper 1F – Spring 201816

20.(a)Simplify, leaving your answers in index form,(i)78× 73× 7................................(ii) (47)2................................(2)(b)36555n= 54Find the value ofn.n=................................(2)(Total for Question 20 is 4 marks)___________________________________________________________________________Edexcel GCSE Mathematics (9–1) Practice Tests Set 7: Paper 1F – Spring 201817

21.Find the highest common factor (HCF) of 147, 42 and 252.............................................................................................(Total for Question 21 is 2 marks)___________________________________________________________________________

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