Kcse Online Exams

KCSE ONLINE EXAMS

STANDARDSEVEN2010

KCSE ONLINE

A509

MATHEMATICS

Time:2Hours

1.Whichofthefollowingisonehundredmilion

onehundredandtenthousandsninehundred

andninetyone.

A.10,109,091B.11,991

8.Whatshouldbeaddedto368476tomakeit

divisibleby11?

A.2B.9

C.11D.4

C.100,100,991D.1,110,991

9.Findtheareaofthefigurebelow.

2.Whatisthetotalvalueofdigit4inthe

number6483257?

A.40000

B.Fourhundredthousands

C.Fortythousands

D.4000000

3.Whatisthenextnumberinthefollowing

pattern?1,3,6,11,18,____

A.27B.31

(3x-1)cm

(2x+4)cm

A.98cm2B.42cm2

C.29cm2D.21cm2

(x+2)cm

C.20D.29

10.WhatisthedifferencebetweentheG.C.D

4.Findtheareaofthefigurebelow

of16,8and24andtheL.C.Mof12,16

and36?

A.1152B.80

C.136D.152

20m

11.Roundoff7.0895correcttothreedecimal

places.

A.7.080B.7.08

12m

A.60m2B.120m2

C.160m2D.96m2

5.Solvetheequation

2x-3=4

A.28B.171/2

C.7/16D.141/2

6.Whatis1hr40minasafractionof3hr

50min?

A.2/5B.10/23

C.12/15D.4/5

C.7.090D.7.09

12.Findthevalueof25-17of3+67

100

A.0.40B.0.041

C.0.41D.0.041

13.Amapisdrawntoascaleof1:50,000.

Whatisthedistanceinmetresofariver

20cmonthemap?

A.10,000B.1000

C.100D.10

14.Kimaniranroundthefieldshownwhose

radiusis3.5m.Whatdistancedidhecover

ifheranroundthefieldtwice?

7.Amedicinespoonholds5ml.Howmany

spoonfulsarethereinabottleofa1/4litre

medicine?

A.5B.20

A.28m

B.36m

C.22m

C.50D.250

3.5m

D.56m

15.Whatis21/2%of40

A.1/2B.5/2

C.1/5D.1

24.Atelevisionprogrammelasts23minutes.If

itendsat5.12p.m.Whattimediditbegin?

A.7.49a.mB.8.35p.m

C.7.09p.mD.7.49p.m

16.Theaveragewageof5workersisSh.92.

TheaveragewageoffourofthemisSh.95.

25.FindtheareaofthefigureABCDinhectares

Whatisthewageofthefifthworker?

A.Sh.80B.Sh.93.50

120m

C.Sh.93D.Sh.90

17.Whatisthesumofthesmallestandlargest

anglesofthegiventriangle?

50m

2x+10

180m

A.0.075haB.0.75ha

C.7.5haD.75ha

)x+102x-20

A.1280B.1800

C.1340D.980

26.If150orangesarepackedinabox,12boxes

areneededHowmanyboxesareneededif

200orangesaretobepackedinabox?

A.16B.9

C.12D.15

18.Simplify:6(x+3y-1)+3(x+2y+4)

A.x+8y+3B.9x+24y+6

C.9x+24y-6D.15y+15

19.Theareaofarectangleis336cm2,the

widthis16cm.Finditsperimeter.

A.21cmB.32cm

C.74cmD.18cm

20.Whatisthevalueof423x304?

A.14382B.127592

C.128592D.2961

21.4mencandoajobin12days.Howmany

moremenwouldberequiredtofinishthe

samepieceofplotin3days?

A.12B.16

C.9D.5

22.Calculatetheheightofcuboidwhose

volumeis24000cm3andhasabaseareaof

600cm2.

A.24600cmB.23400cm

C.40cmD.400cm

27.AbusinessmanborrowsSh.10,000from

thebankfor9monthsat21%interestp.a.

Howmuchinterestdoesthebankchargeher?

A.Sh.1575B.Sh.157.50

C.Sh.1600D.Sh.1650

28.MutuasoldagoatforSh.3600.Thiswasat

alossof20%.Howmuchhadhebought

thegoat?

A.Sh.14,400B.Sh.4500

C.Sh.2880D.Sh.4320

29.Naomiboughtthefollowingitemswithtwo

fivehundredshillingnotes.

2packetsofungaforSh.115

11/

Whatbalancedidsheget?

A.Sh.571B.Sh.429

C.Sh.314D.Sh.671

30.Whatis3:5expressedasadecimal

A.0.375B.3.75

C.0.6D.0.06

23.Acyclisttakes3minutestocrossabridge

ridingat15km/hr.Whatisthelengthofthe

bridge?

A.300mB.750m

C.450mD.900m

31.Thequadrilateralshownbelowis

38.Thepiechartbelowrepresentsthenumber

oflivestockinWamberesfarm.

Sheep

Chicken

A.rhombusB.parallelogram

C.trapeziumD.rectangularprism

32.Whatisthesquarerootof23.04?

Goats

Gradecows

A.0.48B.4.8

C.0.84D.48

Howmanydegreeswouldberepresented

33.Whatisthevalueof

5.1x6.5x0.06

bythenumberofchickenonthefarm?

A.450B.1350

3.4x0.13

C.90

D.1800

A.45B.0.045

C.4.5D.0.45

34.Johnis4yearsolderthanMusa.Musais

sevenyearsyoungthanJane.Johnis13

yearsold.HowoldisJane?

A.2B.10

C.17D.16

35.Findthevalueofx

39.Calculatethevolumeofthetankbelow.

3.5cm

20cm

60cm

A.42cm3B.115cm3

C.420cm3D.42000cm3

40.Abuscoveredadistanceof144kmin2hours.

Calculateitsspeedinm/s.

)500

A.72m/sB.259.2m/s

C.120m/sD.20m/s

41.ConstructatriangleABCwhereangleABC

A.600B.500

C.400D.700

is450andBCA600andlineBC5cm.What

isthemeasureofAB?

36.IncreaseSh.25by25%

A.Sh.18.75B.Sh.6.25

C.Sh.300D.Sh.31.25

37.Amatatutakes15minutestocovera

distanceof20km.Whatisitsspeedin

kilometresperhour?

A.65km/hrB.60km/hr

C.80km/hrD.45km/hr

A.5.5cmB.4.5cm

C.4.0cmD.6.5cm

42.Kamandehas5gradecowsthatgivehiman

averageof6.25litrespercowdaily.How

muchdotheygivehimfor5daysindecilitres?

A.31.25dlB.15625dl

C.156.25dlD.1562.5dl

43.Mrs.Odhiambowalked1/4ofherjourney

andfor2/3ofherremainingjourneyshe

tookabus.Therestofherjourneysheused

atrain.Ifshetravelled12kmbytrain.How

longwasherjourney?

A.12kmB.24km

C.36kmD.48km

44.ThecashpriceofaradiocasetteisSh.3300.

Thehirepurchasepriceisadepositof

Sh.600and12equalmonthlyinstalmentof

ofSh.250each.Njambiboughtitonhire

purchaseterms.Howmuchmorethanthe

cashpricedidshepay?

A.Sh.7200B.Sh.3200

C.Sh.3000D.Sh.300

47.Findtheperimeterofthefigurebelow

(Takep=22/7)

14cm

A.231mB.154m

C.58mD.44m

48.Inarace,Petercoveredadistanceof

30km.Ifhebeganrunningat1.45p.mand

completedat4.15p.m,whatwashisspeed

inkm/hr?

A.75km/hrB.90km/hr

C.15km/hrD.12km/hr

45.Calculatethesurfaceareaoftheopen

cylinderbelow

28cm

10cm

A.1496cm2B.880cm2

C.616cm2D.6160cm2

46.Mr.AmosdepositedSh.30,000ina

Cooperativebankwhichpaysinterestrate

of15%.Hewithdrewalltheinterestafter4

months.Howmuchmoneydidhewithdraw?

A.31,500B.28,500

C.1500D.54,000

49.Ifa=2,b=3,c=1/2.Findthevalueof

ab2+3ac

A.21B.15

C.30D.39

50.Whatisthevalueof

8-(25/12+21/3)-5/6:1/2

A.17/12B.31/12

C.43/4D.12/3