Answer:

Step-by-step explanation:
The scale factor described denotes a reduction operation. The missing dimension is given by simple rule of three:


Answer: Check the attached
Step-by-step explanation:
Answer:
20.487%
Step-by-step explanation:
divide the second number by the first. then do one minus that number
The best estimate for the capacity of a bottle of nail polish is A: 10 mL
I'm sorry I'm too lazy to read all of that. However, I did get the main point. The river was going at 3 mph. Since he wanted to travel 10 miles upstream and downstream, you would have to subtract 20 by 3. This would mean he was going at a speed of 17 mph.