# Apply direct and inverse relationships with linear proportions

Apply direct and inverse relationships with linear proportions

 1 On the Road Again: Calculate distance from speed 2 Pizza Pays: Money multiplication 3 Shifting groceries: Calculate wages from rates of pay 4 Times to Plough: Multiply lengths of time 5 By the skin of those teeth: Calculate distance and speed 6 Appearance money: Money subtraction and division 7 Spectacular spending: Money multiplication 8 Land of the long vacation: Dollar exchange rates 9 Around the World in 8 days: Calculate price of fuel 10 Toffee profit: Calculate a sum given original expenditure and percentage profit 11 Golden fleece: Calculate percentage discount 12 Carving up the blue: Calculate percentage discount 13 Screen saver: Calculate percentage discount 14 Ring appeal: Calculate a percentage discount 15 Fine leathers make fine birds: Calculate percentage discount 16 Purchasing a pedigree: Calculate a total from a percentage 17 A long trip home: Calculate a total from a percentage 18 A big bill: Calculate a total from a percentage 19 Building on a percentage basis: Calculate a total from a percentage 20 Well-watered campers: Calculate a total from a percentage 21 A tasty sweetener: Calculate a percentage increase of a quantity or number 22 Fancy pants: Calculate original price before discount 23 Pocketing the savings: Calculate original price before discount. 24 Falling Prices, Rising trade: Calculate original price given percentage discount 25 Rock on: Calculate a discount as a percentage 26 As time goes by : Calculate the first quantity given a final figure and percentage increase. 27 Footy fever: Calculate a new price given the old price and percentage increase 28 The bread and butter issue: Calculate a price difference as a percentage of one amount 29 Blow your own trumpet: Calculate a price increase as a percentage of the former price 30 You can bank on it: Calculate simple interest 31 Interesting figures: Calculate simple interest 32 Percentage Wise: 90% of ?=3510 33 Percentage Wise: 560% of 12 litres=? 34 Percentage Wise: Increase 320 by 80% 35 Percentage Wise: Increase 4L by 1% 36 Percentage Wise: Decrease 3L by 60% 37 You can bank on it: Compare interest rates from capital and dividend figures 38 Buttering up the customers: Price comparison 39 Fast shoe shuffle: Calculate prices using percentage increase and decrease 40 Swordfish Pasta : Increasing ratios in cooking 41 Singing a scale: Calculate numbers from a ratio 42 Cool water calculations: Investigate relationship between map scale and actual distance 43 On the road again: Investigate relationship between map scale and actual distance 44 Patti's Lemon Custard Pudding: Calculate quantities in proportionate relationships 45 Patti's Omelette: Calculate quantities in proportionate relationships 46 Patti's Strawberry Sauce: Calculate quantities in proportionate relationships 47 Patti's Apple Crumble: Calculate quantities in proportionate relationships 48 Patti's Tuna Pie: Calculate quantities in proportionate relationships 49 Country line: Write journey times in ratio form 50 Train is a'comin': Write journey times in ratio form 51 To see the sea: Determine actual distance from map scale 52 In the olden days: Calculate a quantity in proportion 53 Triangular scales: Calculate length of the side of a right-angled triangle, given ratio 54 Scaling the trail: Interpret relationship between map scale and actual distance 55 Great lakes apart: Interpret relationship between map scale and actual distance 56 Patti's Omelette: Calculate quantities in proportional relationships 57 Patti's Party Punch: Calculate quantities in proportional relationships 58 Bitter sweet ratios: Calculate quantities from a ratio 59 Traveller's check: Interpret scale distance on a map as actual distance 60 The long way round: Interpret scale distance on a map as actual distance 61 To see the sea!: Interpret scale distance on a map as actual distance 62 Patti's Lasagne: Calculate quantities from a ratio relationship 63 School scale: Calculate distance from a ratio 64 Industrial relations: Calculate a new pay rate in proportion to the previous rate 65 Scaling the hikes: Interpret scale distance on a map as real distance 66 Patti's Party Punch: Calculate quantities by ratio 67 Patti's Apple Crumble: Calculate quantities by ratio 68 Patti's Patty Cakes: Calculate quantities by ratio 69 Patti's Tuna Pie: Calculate quantities by ratio 70 Boot-scootin' by number: Calculate quantities by ratio 71 Scales of justice: Divide a sum of money in a given ratio 72 Leaky logic: Calculate wages based on man-hours 73 Patti's Lasagne: Calculate quantities by ratio 74 Patti's Lemon Custard Pudding: Write quantities in ratio form 75 Patti's Apple Crumble: Write quantities in ratio form 76 Patti's Omlette: Write quantities in ratio form 77 Patti's Strawberry Sauce: Write quantities in ratio form 78 Patti's Steamed Fruit Pudding: Write quantities in ratio form 79 Run to scale: Calculate a distance from a ratio 80 Scale Drawing: Divide a sum of money according to a given ratio 81 Scale Drawing: Divide a sum of money according to a given ratio 82 Mixing by scale: Calculate quantities from a given percentage 83 ScreamWorld: Calculate numbers from ratios and percentages 84 Pies and Fries: Calculate a quantity from a ratio 85 WonderLand Maths: Ratio calculations 86 WonderLand Maths: Ratio calculations 87 WonderLand Maths: Ratio calculations 88 WonderLand Maths: Ratio calculations 89 WonderLand Maths: Ratio calculations 90 Running on time: Use time and speed to calculate distance 91 Gone to pot: Calculate using ratios 92 By degrees: Calculate triangle angles from a given ratio 93 Sugar, sugar: Calculate quanitites in proportion 94 Here's health: Divide a sum of money in a given ratio 95 Chocolate disaster: Divide a quantity according to a given ratio 96 Orchestral scales: Calculate a total number from a ratio and the quantity in one part. 97 Homework deal: Calculate a quantity from a ratio 98 Synchronised swimming: Write speeds as a ratio 99 Synchronised swimming: Calculate distance from speed and time 100 A show of strength: Calculate quantities from ratios 101 A good punch: Calculate a ratio from quantities 102 Head in the sand: Calculate quantities from a ratio 103 Time for a drop: Write a relationship between two measurements as a ratio 104 Screamworld: Calculate numbers from a ratio 105 WonderLand Maths: Ratio calculations 106 WonderLand Maths: Ratio calculations 107 WonderLand Maths: Ratio calculations 108 Running on time: Write distances as a ratio 109 Ancient Scale: Investigate proportional relationships 110 Don't Hurry, Be Happy: Calculate speed from distance and time 111 Starfish scramble: Calculate speed from distance and time 112 Building blocks: Investigate proportional relationships 113 A problem of geometric proportions: Investigate relationship between perimeter and area of rectangle 114 Triangular numbers: Investigate triangle ratios 115 Triangular numbers: Investigate triangle ratios 116 Apres moi le deluge: Calculate rainfall from rate of precipitation 117 Apres moi le deluge: Calculate rainfall from rate of precipitation 118 Gauging the Rainfall: Investigate ratio and proportion 119 Finishing the fence: Calculate time taken from rate of work 120 Finishing the fence: Calculate time taken from rate of work 121 Powering Down: Calculate cost from ratios 122 Counting Beans: Calculate proportions from a given ratio 123 Budding Buddies: Calculate from ratios 124 Food Rationing: Calculate quantities from ratios 125 Gold Index: Calculate cost from ratios 126 Coffee Calculations: Calculate quanitites from ratios 127 Mouse multiplication: Express relationships between quantities as a ratio 128 Swim in the fast lane: Calculate speed from a ratio 129 Theories of Relativity: Express relationships as a ratio in its simplest form 130 Theories of Relativity: Calculate amounts from a ratio 131 Theories of Relativity: Calculate amounts from a ratio 132 Theories of Relativity: Calculate amounts from a ratio 133 Map Maths: Interpret map scale and write distances as a ratio 134 Cup Fever: Express relationships between quantities as a ratio 135 Off The Scale: Calculate new temperature given a rate of change. 136 Just Deserts: Calculate rainfall from a ratio 137 It never rains...: Calculate rainfall from a ratio 138 Boat rations: Calculate with reference to man-days of work 139 Running to scale: Express a relationship between two numbers as a ratio 140 Tackling the heights: Calculate a dimension from a scale model 141 Where There's A Will: Express a relationship between quantities as a ratio 142 Food for thought: Calculate quantities from a ratio 143 Patti's Lemon Custard Pudding: Write quantities in ratio form 144 Patti's Apple Crumble: Write quantities in ratio form 145 Patti's Omelette: Write quantities in ratio form 146 Patti's Strawberry Sauce: Write quantities in ratio form 147 Patti's Steamed Fruit Pudding: Write quantities in ratio form 148 Patti's Tuna Pie: Write quantities in ratio form 149 Patti's Lasagne: Write quantities in ratio form 150 Patti's Patty Cakes: Write quantities in ratio form 151 Patti's Party Punch: Write quantities in ratio form 152 Mary's Mini - Travel graph: Calculate time stopped 153 Funky Frank - Travel Graph: How much did the trip cost? 154 Funky Frank - when did he arrive at his destination? 155 Fishy Business 3 - calculate time of concurrent events 156 Fishy Business 2 - calculate time of concurrent events 157 Fleur's Shopping Selection - best value, price/volume 158 The Need for Speed 5 - calculate time given speed and distance 159 The Need For Speed 4 - calculate time given average speed and distance 160 The Need For Speed 3 - calculate distance travelled given time and speed 161 The Need For Speed 2 - average speed kph 162 The Need For Speed 1 - average speed kph 163 Conductor Chris and the Broadsands Flyer - calculate speed required to meet shedule 164 The Long Haul - calculate speed given distance and time 165 The Space Race 4 - calculate distance given speed and time 166 The Space Race 2 - calculate speed given distance and time 167 The Space Race 1 - calculate speed given distance and time 168 The Disorient Express 2 - calculate distance given speed and time 169 The Disorient Express 1 - calculate distance given speed and time 170 Phil's Great Grapes - calculate best value given masses and prices 171 Phil's Great Grapes - calculate best value given masses and prices 172 A Fair Cow 2 - calculate profit/loss 173 Detective Duck: Write a fraction as a percentage 174 Detective Duck: Write a fraction as a percentage 175 Detective Duck: Write a fraction as a percentage 176 Detective Duck: Write one quantity as a percentage of another 177 Detective Duck: Calculate a percentage increase 178 Detective Duck: Calculate numbers from percentages 179 Detective Duck: Calculate quantities from percentages 180 Detective Duck: Calculate numbers from percentages 181 Detective Duck: Write one number as a percentage of another 182 Detective Duck: Write one number as a percentage of another 183 Detective Duck: 25 000 reduced to 20 000... % discount. 184 Gone to pot: Calculate using ratios 185 Gone to pot: Calculate using ratios 186 Boat rations: Calculate with reference to man-days of work 187 Boat rations: Calculate with reference to man-days of work 188 Where There's A Will: Express a relationship between quantities as a ratio (1)