Answer:
I think the answer is letter A.
Answer:
27 days
Step-by-step explanation:
It is a simple division question
18 / (2/3)
Multiply by reciprocal
18 * 3 / 2 = 27
The second one because 1.5 is not perpendicular to 1.1
Answer:
Claire's lemonade is stronger
Step-by-step explanation:
Jennie's lemonade
2/2=1
3/2=1.5
Claire's lemonade
3/3=1
4/3=1.334
Jennie's lemonade has more water in the lemonade per lemon, so Claire's is stronger.
I don't know if I used proportions though.
Hope I did this correctly!

notice, the distance is the same, upstream or downstream, thus is "d" for both
solve for "r"