23/04/2020 British Lower Secondary/Junior Checkpoint Mock Exams(Mathematics) 23/04/2020 0Comments by Gate Academy Welcome to your British Lower Secondary/Junior Checkpoint Mock Exams(Mathematics) NAME EMAIL PHONE NUMBER 1. Simplify:3a × a 3a² 4a² 3a 4a 2. This table shows the mass of a child at different ages. From age 8 to age 9 the child’s mass increases by 12%.Calculate the mass at age 9 24.5 35.542 16.8 28.336 3. The diagram shows triangle ABCTriangle ABC is reflected in the x-axis.Write down the coordinates of the image of point A. (x = 3, y = -2) (1, 1) (x = -2, y = 2) (3, −2) 4. The chart shows the number of units of electricity produced each day of the week.Over the seven days shown,calculate the mean number of units produced per day. 7.972 10.380 6.650 9.714 5. Write these numbers in descending order of magnitude. 3², √25, ³√64, 0.2² ³√64, 0.2², √25, 3² 0.2², ³√64, √25, 3² 0.2², √25, ³√64, 3² 6. The probability that a hockey team will draw its next match is 0.1The probability the team will win is twice the probability it will lose.This table shows the results of two handball teams in recent matches.Which team has a better winning record? Not enough data Both the same Team B Team A 7. A teacher asks all the students in her class to write down an algebraic expression.Julie writes down this expression: 4w - 5The expression that Jim writes down is: 2w + 14What value of w makes the value of Julie’s expression EQUAL to the value of Jim’sexpression? 14 9.5 19 7 8. Mario, Franco and Gina share 153 badges in the ratio 2 : 3 : 4How many badges does Mario gets? 2 17 9 34 9. Work out the lowest common multiple of 6 and 10 60 30 12 36 10. Look at the equation.45.6 ÷ 1.2 = 38Use this information to write down the answer to456 ÷ 12 = ....................... 38 380 0.38 3.8 11. The scale drawing shows the route for a cycling race, which starts and finishes at a point P.The scale is 1 cm = 2 km.The line PQ on the drawing is 6.1 cm. Determine the distance and bearing of R from Q. 14.4 km; 154° 12.2 km; 064° 12.8 km; 145° 18.6 km; 285° 12. The diagram shows three scatter graphs. What type of correlation is shown in Graph C? Positive None of the above Negative Zero 13. A function is given byx → 4(x + 3)Fill in the gaps to express this function in words............................... and then ................................... Add 12; multiply by 4 Add 3; multiply by 4 Add 4; multiply by 3 Add 3 and 4; multiply by 4 14. Work out the cost of 4 mirrors at $35.99 each $143.96 $39.99 $144 $8.9975 15. Look at these numbers:5 6 7 8 9 10Using only the numbers above, write down a prime number. 9 5 6 10 16. Sam measures the lengths of lizards found living in two different areas.The table shows his results.Which of the options match statement.:The lengths of lizards in Area 1 are less varied. True Cannot tell Maybe False 17. Ami has a mass of 72 kg.Raphael has a mass of 108kg.Write Ami’s mass as a fraction of Raphael’s mass.Give your answer in its simplest form. 3/4 2/3 4/3 3/2 18. A trapezium is made up of triangles. Triangles ABE and BCE are right-angled triangles.Triangles CDE and BCE are isosceles triangles (CE = DE and BC = BE).AE = 3 cm and EB = 4 cm.Work out the length of AD. 8.66cm 24.65cm 32.0cm 5.66cm 19. The diagram shows 8 points labelled A to H. What is the equation of the line that passes through the points C and G. ? x = 3 x + 2y = 5 y = 4 x = 7 20. Kendra has b birds, c cats and r rabbits.The number of birds and cats are connected by the equation:c = b + 3One of these is true Kendra has 3 more cats than birds. Kendra has 3 birds and 1 cat. Kendra has 3 more birds than cats. Kendra has 1 cat and 3 birds. 21. Ara buys 38.5 litres of petrol.He pays $54.67Iman buys the same type of petrol and pays $80.00Approximately how many litres does Iman buys? $25 $56 $67 $135 22. Look at these numbers:5 6 7 8 9 10Using only the numbers above, write down a factor of 55. 8 5 7 10 23. Below is a list of eight commonly used units:mm cm m km cm² m² cm³ m³Choose from the list the most suitable unit to complete the sentence.The volume of water in a swimming pool is measured in ....................... m cm m³ cm² m² 24. The exterior angle of a regular polygon is 72°.Work out the number of sides of this polygon. 7 6 4 5 25. Put a ring around all the numbers that are exactly divisible by 93, 56, 72, 93, 146, 198 72, 198 93, 146, 72 72, 56, 198 3, 56 26. Here is a formula.a = 2b − cFind the value of a whenb = 12 and c = −4 28 22 -5 19 27. Write the number 53 467correct to three significant figures 53500 53470 53000 5347 28. The population of a country is 39634274What is the number correct to the nearest million? 40,000,000 39,600,000 39,000,000 39,634,000 29. Mia and Paul are looking at the same whole number. They are both correct.One of these in NOT a possible value of the number. 43995 43999 44005 43490 30. A and B are points with coordinates (–2, 5) and (6, –7)M is the midpoint of the line joining A to B.Work out the coordinates of M. (2, –1) (-2, 1) (x = 2, y = –1) (4, 6) 31. The timetable shows the times of five buses. What time will the second of these buses leave Newton? 16 21 16 56 17 11 16 41 32. Correct the number below to two decimal places683.459 683.45 68.3459 683.460 683.46 33. Use the information that:22.1 x 32.5 = 718.25Find the value of 22.1 x 325 71.825 7182.5 71825 7.1825 34. The diagram shows a 50ml bottle. Calculate how many litres of liquid are needed to fill 80 of these bottles. 40 L 4000 L 4 L 400 L 35. A cuboid has dimensions 8 cm, 5 cm and 14 cm. Find the volume of the cuboid. 280cm³ 70cm³ 720cm³ 560cm³ 36. Amin and Cara take a Maths test.Amin scores 40 marks and Cara scores 60 marks.What is the ratio of Amin to Cara’s marks as simply as possible? 3 : 5 2 : 5 2 : 3 3 : 2 37. At 10 pm the temperature is 2ºC.At midnight the temperature has fallen by 3ºC.What is the temperature at midnight? 3ºC -1ºC -3ºC 0ºC 38. Write as a single fraction. 2/x + 7/x - 1/x 8/x 6/x 10/x 9/x 39. A carpet costs £15 per square metre.The total delivery charge is £21Sheba buys 5 square metres of carpet.The total cost in £ is ........................ £120 £96 £420 £390 40. Write these measurements in order, from smallest to largest.30 cm 0.35 m 320 mm 28 cm 28 cm, 30 cm, 320 mm, 0.35 m 0.35 m, 28 cm, 30 cm, 320 mm 320 mm, 28 cm, 30 cm, 0.35 m 320 mm, 0.35 m, 28 cm, 30 cm 41. The probability that a hockey team will draw its next match is 0.1The probability the team will win is twice the probability it will lose.What is the probability the team will lose? 0.6 0.1 0.9 0.4 42. Here is a formula.a = 2b − cFind the value of a whenb = 11 and c = 3 19 22 28 -5 43. x and y are positive numbers.Below is a statement.X ÷ Y < 0The above statement is ....................... Never true Can't say Always true Sometimes true 44. Angelina, Lotte and Manuel all buy petrol.They all pay the same price per litre.Angelina buys 18.5 litres of petrol and pays $27.01Lotte pays $40.15 for her petrol.Manuel buys 28.3 litres of petrol.Who buys more petrol, Lotte or Manuel? Lotte Manuel no sufficient data neither 45. Calculate 7/12 1/12 11/12 5/12 1 out of 45 Time is Up! Time's up