This isn't a question. What is the question?
Every 5 days the number is cut in half. So from 600 mg to day 5, the sample will be 300 mg. Then from day 5 to day 10, the sample will reduce to 150 mg. And finally, from day 10 to day 15, the sample will have reduced to:
75 mg
I hope this Helps!
Divide $20 by $125 because you are trying to find the % of the tickets to the food.
Answer - %16
I think :)
Check the picture below.
make sure your calculator is in Degree mode.