Question
PSLE
Jen and Roshel each had a plate of dough of the same mass for making muffins. The same mass of dough was used for each muffin. Jen made 36 muffins and had 390 g of dough left. Roshel made 18 muffins and had 1.02 kg of dough left.
  1. What was the mass of dough needed for each muffin?
  2. With the remaining dough from both girls, how many more such muffins can be made at most? 
4 m
(a)

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(b)

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PSLE
Jen and Roshel each had a plate of dough of the same mass for making muffins. The same mass of dough was used for each muffin. Jen made 36 muffins and had 390 g of dough left. Roshel made 18 muffins and had 1.02 kg of dough left.
  1. What was the mass of dough needed for each muffin?
  2. With the remaining dough from both girls, how many more such muffins can be made at most?