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Transcript of Choose level of difficulty A coffee machine dispenses 130 millilitres of black coffee Into cups with...
BoundsChoose level of difficulty
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 1 Work out the upper and lower bound of the cup.
What is the accuracy?
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 2 Work out the upper and lower bound of the amount of black coffee.
What is the accuracy?
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 3 Work out the upper and lower bound of a carton of milk.
What is the accuracy?
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 4 Work out how much milk she adds.
To have a chance of over flowing we want the largest amount of milk.
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 5 Choose the correct values.
We want the smallest cup with the most black coffee and the most milk.
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?End of ProblemReturn to Menu
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 1 Work out the upper and lower bound of the cup.
What is the accuracy?
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 2 Work out the upper and lower bound of the amount of black coffee.
What is the accuracy?
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 3 Work out the upper and lower bound of a carton of milk.
What is the accuracy?
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 4 Work out how much milk she adds.
To have a chance of over flowing we want the largest amount of milk.
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
BoundsHelp
Step 5 Choose the correct values.
We want the smallest cup with the most black coffee and the most milk.
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?End of ProblemReturn to Menu
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?End of ProblemReturn to Menu
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Hint
Work out the upper and lower bound of each value.
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?End of ProblemReturn to Menu
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Hint
Choose correct values to answer the question.
Bounds
Salima books a 7-night holiday in April for two adults.
The travel agent adds a percentage surcharge to the cost of the holiday for booking fees.
Salima’s final bill is £642.60
What was the percentage surcharge?End of ProblemReturn to Menu
A coffee machine dispenses130 millilitres of black coffeeInto cups with a capacity of175 millilitres.
These values are accurate to3 significant figures.
Milk is supplied in small cartons which contain21 millilitres, accurate to the nearest millilitre.
Beryl likes milky coffee and always puts 2 cartons of milk in her coffee.
Will Beryl’s cup ever overflow?
Hint
Choose correct values to answer the question.