Answer:
1 to 2
Step-by-step explanation:
If A answers 1 question, B will answer 2 questions, making the ratio 1 to 2
is B
3.5y - 12 = 1.5y - 3
2y -12 = -3
2y = 9
y = 4.5
the answer is a. one solution
2.30/7.5
4.30-2=2:30
2.5-10=7.5