Scaling Recipes and Proportions

The video tutorial explains how to use proportions to scale recipes and models. It begins with a barbecue sauce recipe, demonstrating how to maintain ingredient ratios when scaling up. The tutorial then applies the same concept to a baking recipe, showing how to calculate the necessary amount of water for a given amount of flour. Finally, it illustrates scaling down a model of a fighter jet using proportions. The video concludes with additional resources for further exploration.

What are the base ingredients used in the barbecue sauce recipe mentioned?

• Ketchup and Pepsi

• Ketchup and Sprite

• Ketchup and Coke

• Mustard and Coke

If a recipe calls for 2 cups of ketchup, how much Coke is needed according to the given ratio?

• 2 cups

• 0.5 cup

• 1 cup

• 1.5 cups

What is the first step in setting up a proportion for scaling a recipe?

• Draw a triangle

• Multiply all values

• Stack values on the right

• Draw two lines with an equal sign

How much Coke is needed if you have 9 cups of ketchup?

• 4.5 cups

• 3 cups

• 2.25 cups

• 1.75 cups

What is the alternative method to solve the proportion problem?

• Using a calculator

• Guessing the value

• Using a graph

• Direct multiplication

In the Jammy biscuits recipe, what is the ratio of water to flour?

• 3:1

• 1:2

• 2:3

• 3:2

How much water is needed if you have 68 grams of flour?

• 45.3 grams

• 34 grams

• 50 grams

• 60 grams

Why is understanding decimals and fractions important in recipes?

• To impress guests

• To know what cup size to use

• To make the recipe faster

• To avoid using a calculator

What is the length of the fighter jet model that needs to be scaled down?

• 15 ft

• 20 ft

• 5 ft

• 10 ft

What is the scaled-down length of the 10 ft part of the fighter jet model?

• 3 in

• 6 in

• 4 in

• 5 in