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National 4 Numeracy Unit Practice Assessment Split into Topic Areas 1.1 Selecting and Using Notation and Units Q1 Anja has £50 to spend in a shop. She sees a dress which is priced at £65 with a label for 25% off. Will she be able to afford it, and if so, how much change should she get? Q2 The temperature in New York one day was -7°C. On that same day it was 12°C in London. What is the difference in temperature between these cities? Q3 Andrew leaves his house at 9:40am. It takes him 3 hours and 36 minutes to get to Glasgow. In 24-hour time, what time does he arrive in Glasgow?

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1.2 Carrying out Calculations Q1 It costs £8.95 per person to eat at the China Buffet King. A school trip of 38 people are going to eat here, how much will it cost in total? Q2 Jack is travelling from London, by aeroplane, a distance of 5120km. If the aeroplane travels a speed of 600 kilometres per hour, how long will the journey take? Round your answer to 2 significant figures. Q3 A recipe for blueberry scones requires the ratio of blueberries to flour to be 3:5. If you use 180g of blueberries, how many grams of flour should you use? Q4 Blair has an essay to write for homework which is to be 1400 words long. He must finish it in two nights. On the first night he is 3/5 of the way finished. How many words will he need to write the second night?

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1.3 Reading Measurements from a scale Q1 What is the weight represented on this scale in kilograms? Q2 Measure accurately the length of this picture to the nearest millimetre:

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1.4 Interpreting Measurements to Make Decisions Q1 Fiona is looking for a new mobile phone package. She needs to have at least 200 minutes of calls a month, 300 texts and internet usage unlimited. Which package should she choose and how much will it cost her? Package DealABC Internet UsageUnlimitedUp to 500MBUnlimited Cost per minute35p10p25p Cost per text12p20p15p Q2 Barrie travels to work 5 days a week by train. A return ticket is £5.45. He is offered a five-week ticket for £135. Would Barrie save money by buying the five-week offer? Give reasons for your answer.

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1.5 Explaining Decisions based on Results of Calculations Q1 You have been asked to buy wallpaper for your parents’ house. You have been given £40 to buy all the paper to cover two walls at 5m by 3.5m, and two walls at 4m by 3.5m. The paper comes in rolls of 100cm by 500cm costing £3.59 each. Will you be able to buy the paper? Explain why.

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2.1 Extracting and Interpreting Data from Graphs Q1 The graph shows the income for people in Western Africa. How many people earn less than $500? Q2 The line graph shows the speed of a bike from the start of a race. a. What speed was the bike going after 3 seconds? b. What distance did the bike cover after 6 seconds? c. Can you explain why the graph starts low and gains height quickly?

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2.2 Making and Explaining Decisions based on Graphical Information Q1 You have been asked to arrange a sports day for your school. Based on the bar graph provided, what is the best sport to organise? Give a reason for your answer. Q2 The line graph shows the rainfall for two cities. If you had to choose between the two to go on a cycling holiday, which month would you go, and where would you go? Give a reason for your answer.

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2.3 Making and Explaining Decisions based on Probability Q1 The following are results from a school for the number of pupils who passed their exams: Mathematics – out of 80 pupils, 65 of them passed Art and Design – out of 60 pupils, 40 of them passed If you were the deputy head teacher, which subject would you focus on more to improve the number of pupils passing? Explain your answer. Q2 A business carried out a survey to find out where people were spending their money: 130 people buy online 200 people buy in store 50 don’t buy The company concluded that 53% of people are more likely to shop in store. Is this correct?

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Next Steps 1.1 Selecting and Using Numerical Notation and Units 3_General_Chapter4_Percentage.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S 3_General_Chapter4_Percentage.pps 3_Basic_Percentages_Practice.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S 3_Basic_Percentages_Practice.xls 2_Level_F_Ch2_Integers.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S2_Presentations/S 2_Level_F_Ch2_Integers.pps 1_Integers_Practice.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/S 1_Integers_Practice.xls

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1.2 Carrying out Calculations 1_Level_E_Ch1_Whole_Numbers.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/S 1_Level_E_Ch1_Whole_Numbers.pps dd_Subtract_Multplying_Dividing_Whole_Numbers.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/A dd_Subtract_Multplying_Dividing_Whole_Numbers.xls 1_Level_E_Ch2_Decimal_Numbers.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/S 1_Level_E_Ch2_Decimal_Numbers.pps 1_Number_Practice.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/S 1_Number_Practice.xls 2_Level_F_Ch13_Decimals.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S2_Presentations/S 2_Level_F_Ch13_Decimals.pps dd_Subtract_Multplying_Dividing_Decimals.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/A dd_Subtract_Multplying_Dividing_Decimals.xls 3_General_Chapter10_TJ_DST.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S 3_General_Chapter10_TJ_DST.pps 4_General_Past_Paper_DST.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S4_Presentations/S 4_General_Past_Paper_DST.xls 2_Level_F_Ch41_Ratio_&_Proportion.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S2_Presentations/S 2_Level_F_Ch41_Ratio_&_Proportion.pps 2_Ratio_Practice.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S2_Presentations/S 2_Ratio_Practice.xls

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1.3 Measuring and Reading Scales quarterinch_TWTTD.pdfhttp://www.superteacherworksheets.com/measurement/ruler- quarterinch_TWTTD.pdf drills.com/measurement/measurement_measuring_angles_005_to_355_all.htmlhttp://www.math- drills.com/measurement/measurement_measuring_angles_005_to_355_all.html 1.4 Interpreting Measure to Make Decisions 3_General_Chapter15_TJ_Money.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S 3_General_Chapter15_TJ_Money.pps 3_General_More_Money_Chapter15_TJ.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S 3_General_More_Money_Chapter15_TJ.xls 1.5 Explaining Decisions based on Calculations made

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2.1 Extracting and Interpreting Data from Graphs evel_E_Ch9_Statistics.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/S1_L evel_E_Ch9_Statistics.pps he_Mean_Practice.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S1_Presentations/S1_T he_Mean_Practice.xls evel_F_Ch17_Statistics.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S2_Presentations/S2_L evel_F_Ch17_Statistics.pps eneral_Chapter12_TJ_Statistics.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S3_G eneral_Chapter12_TJ_Statistics.pps 2.2 Making and Explaining Decisions based on Graphical Information Making and Explaining Decisions based on Probability eneral_Chapter18_TJ_Probability.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S3_G eneral_Chapter18_TJ_Probability.pps eneral_Probability_Statistics_Practice.xlshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S3_G eneral_Probability_Statistics_Practice.xls eneral_Chapter11_TJ_Fractions.ppshttp://www.mathsrevision.com/index_files/Maths/Presentations/S3_Presentations/S3_G eneral_Chapter11_TJ_Fractions.pps

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