GRADE 10 - Primrose High School



1028700135890MATHEMATICAL LITERACYGRADE 10Assignment 2MEMO00MATHEMATICAL LITERACYGRADE 10Assignment 2MEMO2019SCHOOL BASED ASSESSMENT TASK1172210172085TOPIC: Basic Skills, Measurement and Finance 00TOPIC: Basic Skills, Measurement and Finance MARKS: 50WEIGHTED MARK: 10SYMBOLEXPLANATIONMMethodMAMethod with accuracyMCAMethod with consistent accuracyCAConsistent accuracyAAccuracyCConversionSSimplificationRT/RGReading from a table/graph/diagramSFCorrect substitution in a formulaOOpinion/Example/Definition/ExplanationPPenalty, e.g. for no units/incorrect rounding off, etc.RRounding offNPRNo penalty rounding or omitting unitsAOAnswer only, if correct, full marksQuestion 1 [27 MARKS]Ques829088153198A00ASolutionExplanation1.1.1174307535221A00AInterest is a fee paid for borrowing money.1A fee paid1A borrowing money(2)1.1.2936063174640A00A37150514797A00A133660506627M00M12% = 12100 = 3251A for correct fraction1A correct answer(2)1.1.31165018155250CA00CA4 × 12 = 48 months1087504350254M00M1M for multiplying by 121CA answer in months(2)1.1.4692830177829CA00CAInterest = R10?000 × 12% × 4127763588161M00M = R1?200 × 4990497119852CA00CA = R4?8001M for multiplying by 121CA for R1?2001M for multiplying by 41CA answer(4)1.1.5285676-5717762CA00CA726588161334M00MTotal amount= R10?000 + R4?800681193160950CA00CA= R14?8001M adding correct values1CA answer(2)1.1.62229204177756O00ONeed money to buy cars, houses, etc2O need money to buy(2)QuesSolutionExplanation1.2.1434311129761RT00RTR30,002RT correct value(2)1.2.211339186867M00M1495425123840M00MFee = R6,90 + R1,05 × 5792081163771CA00CA = R12,151M using correct tariff1M multiplying by 51CA answer(3)1.2.3Branch counter cash withdrawal1326397156771M00M= R27,00 + R1,15 × 5558770132080CA00CA= R32,75External Debit order1262085114743M00M= R3,75 + R0,75 × 2441989155457CA00CA= R5,25ATM cash deposit836443147261M00M= R1,10 × 56527227135787CA00CA= R61,60Total bank charges1707884126365M00M= R32,75 + R5,25 + R61,60580390158882CA00CA= R99,601M using correct tariff1CA answer1M using correct tariff1CA answer1M using correct tariff1CA answer1M adding 3 calculated values1CA answer(8)Question 2 [23 MARKS]QuesSolutionExplanation2.1.1451485130810A00AA = 100473222136702A00AB = 100355452125671A00AC = 75429275135137A00AD = 175429260141443A00AE = 1001A correct table value1A correct table value1A correct table value1A correct table value1A correct table value(5)2.1.21991049161452O00OFirst 100 minures cost R100 rand 970014150642O00OOR100 free minutes2086152140010O00OORCall charged after 100 free minutes2O free/100 minutes(2)2.1.3535143116707M00MMinutes used 344435145961CA00CA=37 × 31109980172720M00M= 111Total cost = R100 + 11 × R0,501248204135403CA00CA = R105,501M for multiplying by 31CA calculating minutes used1M using formula1CA answer(4)2.1.41088375132434A00ADirect proportion.2A direct proportion(2)QuesSolutionExplanation2.2.1675832134783M00M375 ÷ 1?000824319146508A00A= 0,375 litres1M dividing by 1?0001A correct answer.(2)2.2.2Eggs needed61326286537M00M= 156 ÷ 1242165476171M00M= 13 × 2272415139700A00A= 261M for dividing by 121M for multiplying by 21A correct number of eggs(3)2.2.3Number of trays 44538619360M00M= 504 ÷ 6 = 84Trays per oven 434502136717M00M-47478112277CA00CA= 84 ÷ 4= 21 × 20835025160655CA00CA= 420 minutes1M dividing by 61CA for answer1M dividing by 41CA for answer1CA for answer(5) ................
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