30/6 = 5
So, he needs to multiply all the ingredients by 5.
135 * 5 = 675
He needs 675g flour.
1 * 5 = 5
He needs 5 teaspoons of baking powder.
2 * 5 = 10
He needs 10 tablespoons of sugar.
130 * 5 = 650
He needs 650ml of milk.
1 * 5 = 5
He needs 5 eggs.
2 * 5 = 10
He needs 10 tablespoons of oil.
