Maths - Paper 2 GCSE Questions And Answers

Maths - Paper 2 GCSE Questions And
Answers
HowhdohyouhworkhouthDensity?h-hCORRECThhANSWER-Densityh=hmass/volume

Howhdohyouhworkhouthpressure?h-hCORRECThhANSWER-force/area

Howhtohlisthallhthehoutcomes?h-hCORRECThhANSWER-
Samplehspacehdiagramh(twohwayhtable)

Howhtohplothfrequencyhpolygonsh-hCORRECThhANSWER-
doesn'thhavehtohmeethstarthandhend

Midpointshploted

Linehgraph

Howhtohprovehvectorshashahstraighthline?h-hCORRECThhANSWER-
Provehonehishahmultiplehofhthehother

e.g.
XYhishahmultiplehofhOX
or
XYh=h1/3OXhthehtwoharehparallel.hThereforehtheyhmusthhavehthehsamehdirectionhandhmusthb
ehahstraighthline.

Howhtohsimplifyhahratioheasilyh-hCORRECThhANSWER-Dividehonehbyhthehother

e.g.h
3420:7980

3420/7980h=h3/7

Ratioh=h3:7

howhtohworkhouthaveragehspeedhofhtwohdistancesh-hCORRECThhANSWER-
Totalhdistanceh/htotalhtime

Howhtohworkhouthcompoundhinteresth-hCORRECThhANSWER-Usehahmultiplier