Question 3
The composition of Scotty Cake for 6 servings is shown below. How much rice flour is needed to make Scotty cake for 10 servings?
The source card lists: $\frac34$ kg rice flour; 45 grams margarine; 4 eggs; 220 grams sugar; 300 ml margarine; $\frac12$ teaspoon vanilla. The unusual second margarine entry is retained as printed. Answer the rice-flour quantity in kilograms.

The source card lists: $\frac34$ kg rice flour; 45 grams margarine; 4 eggs; 220 grams sugar; 300 ml margarine; $\frac12$ teaspoon vanilla. The unusual second margarine entry is retained as printed. Answer the rice-flour quantity in kilograms.
