maths q paper gcse

8/13/2019 Maths Q Paper GCSE

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General Certificate Secondary of Education

Mathematics 43602H

Unit 2 Higher Tier

ractice a!er Set 3

Mark Scheme


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Mark Schemes

Principal Examiners have prepared these mark schemes for specimen papers. These mark schemes have

not, therefore,been through the normal process of standardising that would take place for live papers.

Further copies of this Mark Scheme are available to download from the AA !ebsite" www.a#a.org.uk

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AA $SE Mathematics : 534('/ : Mark Scheme : Practice Paper Set 3

Glossary for Mark Schemes

$SE examinations are marked in such a wa% as to award positive achievement wherever possible. Thus,

for $SE Mathematics papers,marks are awarded under various categories.

M Method marks are awarded for a correct method which could leadto a correct answer.

" Accurac% marks are awarded when following on from a correct

method. -t is not necessar% to alwa%s see the method. This can beimplied.

# Marks awarded independent of method.

$ Mark for ualit% of !ritten $ommunication 1!$2

Mde! A method mark dependent on a previous method mark beingawarded.

#de! A mark that can onl% be awarded if a previous independent markhas been awarded.

ft Follow through marks. Marks awarded following a mistake in anearlier step.

SC Special case. Marks awarded within the scheme for a common

misinterpretation which has some mathematical worth.

oe *r e#uivalent. Accept answers that are e#uivalent.

eg,accept (.8 as well as'

)

3


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$ "ns%er Mar& Comments

'(a)(i) ;6 ;5 ;)


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4 'x 8 =3x: = or

'x 8 =5x: ') or

3x: = =5x: ')

M)

1x= ) )3 A)

Substitutes their )3 into all threeexpressions

M'M) Substitutes their )3 into one or twoexpressions onl%

*btains answer of 3) for all threeexpressions

A)

"lt 4 Substitutes at least one value

ofxinto at least two expressionsM)

Substitutes a second valueofxinto atleast two expressions

M)

Substitutesx=)3into at least twoexpressions

A)-f this is the first value substituted into atleast two expressions award M' A)

Substitutes their )3 into all three

expressions

M)

*btains answer of 3) for all threeexpressions

A)

+(a) 1Free minutes =2 88(


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6

An% two of )'0 340 4(0 =5 etc


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. (.61(2 seen


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'3(a) 13(=2 )

maths q paper gcse

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