Answer:
1.90
Step-by-step explanation:
You would want to use a calculator since you need decimal places.
Once you type it into the calculator you should get 1.8952380952.
Since you're trying to simplify to the second decimal place, look at the third number after the decimal.
The 5 rounds up the 9 to a ten, which is represented by the 0.
That then turns the 8 into a nine.
Answer:
5
Step-by-step explanation:
The function of a straight line is given by y=mx+c
Where m - gradient/slope
C- y intercept
First you do 150 divided by 20, which equals 7.5, so then you would do 7.5 times 6 and that equals 45 minutes. Hope that helped!
Yes they are if that helps, if you still are unsure than just mesure them and you will see
240 days is 4 times the half-life, which means that a sample of 1000 mg will decay to

after 240 days.