If you can do these questions without looking at the answers Paper 1 Questions Credit Level If you can do these questions without looking at the answers then you are well on the way to passing the exam. www.mathsrevision.com (Click to start)

Paper 1 Questions Credit Level Two yachts leave from harbour H. Yacht A sails on a bearing of 072° for 30 kilometres and stops. Yacht B sails on a bearing of 140° for 50 kilometres and stops. Bearing 072° 72° h 68° Bearing 140° How far apart are the two yachts when they have both stopped? Do not use a scale drawing. www.mathsrevision.com 140° SAS Cosine Rule

Paper 1 Questions Credit Level A mug is in the shape of a cylinder with diameter 10 cms and height 14 cms. a) Calculate the volume of the mug. b) 600 mls of coffee are poured in. Calculate the depth of the coffee in the cup. www.mathsrevision.com Let height be h cms

Paper 1 Questions Credit Level The number of diagonals, d, in a polygon with n sides is given by the formula: A polygon has 20 diagonals. How many sides does it have? What are we trying to find ? n www.mathsrevision.com Polygon has 8 sides

Paper 1 Questions Credit Level In the diagram Angle STV = 34° Angle VSW = 25° Angle SVT = Angle SWV = 90° ST = 13.1 centimetres Calculate the length of SW www.mathsrevision.com

Paper 1 Questions Credit Level The area of triangle ABC is 38 square centimeters. AB is 9 centimetres and BC is 14 centimetres. Calculate the size of the acute angle ABC www.mathsrevision.com SAS Use Area = ½ a b sin C need to transpose letters !!!

Paper 1 Questions Credit Level Find points where curve cuts the axes and co-ordinates of minimum turning point. -4 -1 2 www.mathsrevision.com (-1, -9) Axis of symmetry is between the roots x = -1 when x = -1 min t.p. = (-1, -9) when x = 0 y-intercept = (0, -8)

Paper 1 Questions Credit Level The diagram shows part of the graph of a quadratic function, with equation of the form 1 The graph cuts the y-axis at (0, -6) and the x-axis at (-1, 0) and (3, 0) a) Write down the values of a and b. b) Calculate the value of k. c) Find the coordinates of the minimum turning point of the function www.mathsrevision.com a = -1 and b = 3 Choose a point on the curve (0, -6)

Paper 1 Questions Credit Level Two perfume bottles are mathematically similar in shape. The smaller one is 6 centimetres high and holds 30 millilitres of perfume. The larger one is 9 centimetres high. What volume of perfume will the larger one hold. www.mathsrevision.com Find the linear scale factor Since we are finding volume – scale factor is cubed Volume = 101.25 mls

Paper 1 Questions Credit Level A sheep shelter is part of a cylinder as shown figure 1. It is 6 metres wide and 2 metres high. The cross-section of the shelter is a segment of a circle with centre O, as shown in Figure 2. OB is the radius of the circle. Calculate the length of OB. 3 www.mathsrevision.com Pythagoras M B r - 2 r r O r

Paper 1 Questions Credit Level A driver travels from A to B, a distance of x miles at a constant speed of 75 kilometres per hour. Find the time taken for the journey in terms of x. b) The time for the journey from B to A is hours. Calculate the driver’s average speed for the whole journey. D S T hours www.mathsrevision.com Distance = 2 x Total time = Speed = Distance  Time Speed =

Paper 1 Questions Credit Level Fiona checks out the price of a litre of milk in several shops. The prices in pence are: 49 44 41 52 47 43 a) Find the mean price of a litre of milk. b) Find the standard deviation of the prices. c) Fiona also checks out the price of a kilogram of sugar in the same shops and finds that the standard deviation of the prices is 2.6. Make one valid comparison between the two sets of prices. x 49 44 41 52 47 43 3 -2 -5 6 1 -3 9 4 25 36 1 www.mathsrevision.com 276 84 Mean = Price of milk varies more than price of sugar

Paper 1 Questions Credit Level A microwave oven is sold for £150. This price includes VAT at 17.5% Calculate the price of the microwave oven without VAT. Price without VAT  1.175 = £ 150 www.mathsrevision.com Price without VAT = = £ 127.66

Paper 1 Questions Credit Level Solve the equation Give your answers correct to 1 decimal place. Use the quadratic formula www.mathsrevision.com a = 2, b = -3, c = -7