Ratio - Make Some Chocolate Crispies
To make these
chocolate crispies I used:
This made 1 cake. Recipe Here |
2) work out the amount of ingredients to make 21 cakes. |
1) We can see that the ratio of chocolate to cornflakes is 20:15 But this can be simplified further. The Greatest Common Factor is 5, so: 2) We need to work out how much chocolate and cornflakes we need to make 21 cakes. The recipe is for 1 cake but we want 21, so multiply both ingredients by (21 cakes / 1 cake), or simply by 21:
So to make our 21 cakes we need:
Question: If we only had 400g of chocolate, how many cakes could we make, and what quantity of cornflakes would we need? |