Answer is yes she has enough sugar. Step by step. We know she needs 34 cups of sugar for 1 batch of bread. To make two batches we multiply 34 x 2 = 68 cups needed for 2 batches of bread. She has 123 cup so yes, she has enough.
That is incorrect. A woman does not hit her birth giving prime until her early to mid twenties. A teen is at high risk of miscarriage, pre-mature birth. The baby could suffer with low blood pressure and anemia.