1 Whitneybuys6cansoflemonadefor£3
a) Howmuchdo12canscost?
b) Howmuchdo3canscost?
c) Howmuchdo15canscost?
2 Theratioofredtogreengrapesinabowlis3:1
a) Explainwhatthismeans.
b) Thereare12moreredgrapesthangreengrapes.
Whatisthetotalnumberofgrapesinthebowl?
3 Amirismakingsomechocolate
chipbiscuits.
Hehasthislistofingredientsto
make6biscuits.
a) Howmuchofeachingredient
doesAmirneedtomake
2biscuits?
b) HowmuchofeachingredientdoesAmirneedtomake
10biscuits?
c) Amirhas240gofchocolatechips.
Whatisthemaximumnumberofbiscuitshecanmake?
4 Dexterhassome20pand50pcoinsinajar.
Foreverythree20pcoinshehasone50pcoin.
Thereare12coinsinthejarintotal.
Howmuchmoneyisinthejar?
5 Adrinkismadeusing3partsorangejuiceto2partslemonade.
Esthermakes1.2litresofthisdrink.
Howmuchorangejuicedoessheneed?
6 Twoshopssellthesamecerealbutindifferent-sizedboxes.
ShopA500gofcornflakes
£2.10
ShopB750gofcornflakes
£3.30
Whichshopisbettervalueformoney?
Explainwhy.
7 Doradrawstwosimilarrectangles.
Thelengthandwidthofbothrectanglesareevennumbers.
Whatisthelargestpossibleareaforthesmallrectangle?
8 Aishahastwoboxesofsweets.
• Inthefirstbox,theratioofredsweetstogreensweetsis3:1
• Inthesecondbox,forevery2orangesweetsthereare
3yellowsweets.
• Thereisthesamenumberofsweetsineachbox.
• Thereare12yellowsweetsinthesecondbox.
Howmanysweetsareinthefirstbox?
Ratioandproportionproblems
©WhiteRoseMaths2019
£3
My larger rectangle is 4 times the size of the
smaller one.
The perimeter of the larger rectangle is 48 cm.
Chocolatechipbiscuits(makes6)120gbutter72gsugar180gplainflour60gchocolatechips