If you can buy 1⁄3 of a box of chocolates for 6 dollars, how much can you purchase for 4 dollars? Write your answer as a fractio
2 answers:
Answer:
of a box of chocolate .
Step-by-step explanation:
Given : you can buy 1⁄3 of a box of chocolates for 6 dollars,
To find : how much can you purchase for 4 dollars.
Solution : We have given that
For 6 dollars we can buy = of a box.
For 1 dollar we can buy = ÷ 6.
For 4 dollar we can buy = ×4
= of a box of chocolate .
Therefore, of a box of chocolate .
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Answer:
Time(t) = 11.61 hours (Rounded to two decimal place)
Step-by-step explanation:
Given: The antibiotic clarithromycin is eliminated from the body according to the formula:
......[1]
where;
A - Amount remaining in the body(in milligram)
t - time in hours after the drug reaches peak concentration.
Given: Amount of drug in the body is reduced to 100 milligrams.
then,
Substitute the value of A = 100 milligrams in [1] we get;
Divide both sides by 500 we get;
Simplify:
Taking logarithm both sides with base e, then we have;
[ Using
]
or
[using value of ]
then;
Simplify:
t ≈11.61 hours.
Therefore, the time 11.61 hours(Rounded two decimal place) will pass before the amount of drug in the body is reduced to 100 milligrams