Juan sells a boat that he bought 5 years ago. He sells it for 60% less than he originally paid for it. If the original cost is b
1 answer:
You might be interested in
Check the attached file for the solution.
Answer:
The answer is "28, 35, 52, 65"
Step-by-step explanation:
Calculating the x,y:
When
or
So, the final answer is "28, 35, 52, 65".
Answer:
Pool A.
Step-by-step explanation:
This can be solved through ratios. You would write it as So,
for the first one, and
for the second. You might want to use a calculator for that part, but you could also change the gallons to cups, which gives you a much better number of 10.515. So,
, and
So, pool A is at a faster rate. If you want it in gallons per minute, it's by 0.01 (with the 1 repeating) gallons per minute. By cups, it's 0.17525 cups per minute.
(The reason I did not do this by cross multiplying and dividing ratios is because it gives you the exact same answer if you are finding it per one, as I am here with per one minute. You can do it this way, it just wastes a bit of time.)