GRADE 10 - Primrose High School | Ex Libris Vires



952500107315MATHEMATICAL LITERACYGRADE 10Assignment 1MEMO00MATHEMATICAL LITERACYGRADE 10Assignment 1MEMO2019SCHOOL BASED ASSESSMENT TASK117157514605TOPIC: Basic Skills 00TOPIC: Basic Skills 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 [29 MARKS]QuesSolutionExplanation1.1.1712470142018A00A33?445 8352A correct number format(2)1.1.21815745163195A00ANinety five million eigth hundred and ten thousand nine hundred and seventy one.2A correct words(2)1.1.3219031146966A00A9552A correct rounding(2)1.1.4729792165720A00A95?800 0002A correct rounding(2)1.1.5285676-5717762CA00CA Total prize money (4+bonus ball)66720831632RT00RT6125521132RT00RT25383799341M00M= 78 ×R2?590675802151735CA00CA= R202?0201RT correct value 781RT correct value R2 5901M multiplying values1CA answer(4)1.1.6864530143436O00O49530332578RT00RTTo win money.2O stating to win(2)1.2.1576417156683M00M500 : 2311M correct order1RT correct values(2)1.2.2553779128240M00M 2 + 3 = 5 1164738155472CA00CA40492411636M00M266390249599M00MR126 × 25 = R50,401164590125907CA00CAR126 × 35 = R75,601M adding correct values1M for multiplying by 251CA answer1M for multiplying by 351CA answer(5)1.2.31142970143614CA00CAIncrease = R3?500 × 7,5%1249222169914M00M = R262,501206500147541CA00CANew rent = R3?500 + R262,50 = 3?762,501CA calculating 7,5%1M adding 7,5% to R3?5001CA answer(3)1.2.4452593153405A00A196422349295M00MR1 0002A correct rounding(2)1.2.551990313335M00M1206515130647CA00CAR500 × 85% = R4251M for calculating 85%1M for multiplying by 85%1CA answer(3)Question 2 [21 MARKS]QuesSolutionExplanation2.1.11105874125479A00AIndirect proportion207064630613A00AAs the one value increase the other value decrease2A Indirect proportion2A reason(4)2.1.2718983160610RT00RT1?400 litres2RT correct answer(2)2.1.3505666137780RT00RT500 litres2RT correct answer(2)2.1.4913573136555A00AAs the time increase the volume of the petrol in the tank decrease.2A correct trend explanation(2)2.2.1819430148649O00OAs the number of people in the car increase the petrol cost decrease.2O correct explanation(2)QuesSolutionExplanation2.2.2 1936961390313A00A24786171549823A00A30118051922356A00A34431812099734A00A39679042277534A00A991658637751Dad’s petrol in rand0Dad’s petrol in rand1881082176953Number of people in carNumber of people in car(5)2.2.31385782153670O00OCar will be over loaded539115107950O00OORNot safe 185123662230O00OORPeople will not sit comfortably 2O any two correct reasons(4) ................
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