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​Proportion: Quiz 1

1) Here is a recipe to make 8 pancakes:

• 100 ml of milk
• 160 g plain flour
• 2 eggs

 
a) How much milk is needed to make 16 pancakes?
b) How much flour is needed to make 12 pancakes?
c) How many eggs do I need to make 4 pancakes?
 
2) Here is the recipe to make 10 cookies.

• 60 g plain flour
• 80 g of sugar
• 3 teaspoons of baking soda
• 2 teaspoons of salt
• 75 g of butter

 
a) How much sugar is needed to make 20 cookies?
b) How many teaspoons of baking powder are needed to make 40 cookies?
c) How much plain flour is needed to make 15 cookies?
d) How much butter is needed to make 30 cookies?
e) How many teaspoons of salt are needed to make 25 cookies?
 
3) To make 12 rocky road cakes you need:

• 200 g butter
• 150 g sugar
• 2 eggs
• 300 g self-raising flour
• 100 g plain chocolate

 
Fill in the table below:

4) To make spaghetti Bolognese for 4 people you need:

• 500 g of beef
• 2 carrots
• 3 onions
• 6 rashers of bacon
• 600 g of tomatoes
• 800 g spaghetti

 
a) How many carrots are needed to make enough spaghetti Bolognese for 12 people?
b) How many grams of beef are needed to make enough spaghetti Bolognese for 6 people?
c) How many onions are needed to make enough spaghetti Bolognese for 20 people?
d) How many grams of tomatoes are needed to make enough spaghetti Bolognese for 16 people?
e) How many rashers of bacon are needed to make enough spaghetti Bolognese for 10 people?

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