9 and 1/3 because you add what she has and what she's given and subtract what she uses. You must use a common denominator. Hope this helped you!
Answer:
8/15
Step-by-step explanation:
To divide by a fraction, change the division to a multiplication, and flip the fraction.
2/5 / 3/4 = 2/5 * 4/3 = 8/15
Answer:
130
Step-by-step explanation:
sum of supplementary angle is 180
180-50
130