Geometry and Measurement for Grade 9, Problem ID: 4561

Geometry and  Measurement K9If I use 30 g of batter to make a crêpe of 30 cm in diameter, how much batter do I need for a 45-cm pancake of the same thickness?

"Archaeological evidence suggests that pancakes are probably the earliest and most widespread cereal food eaten in prehistoric societies." - Wikipedia

60 grams55.7 grams67.5 grams45 grams