Answer:
simplify question is 3a^2 +6a+9ab
Step-by-step explanation:
Answer: There will be 22.694 grams of initial mass remains after 50 years.
Step-by-step explanation:
Since we have given that

We need to find the quantity of initial mass remains after 50 years.
So, t = 50 years,
We get that

Hence, there will be 22.694 grams of initial mass remains after 50 years.
1 us liquid gallon =
127.998 us fluid ounces
The probability that the next customer that comes into Daniel's business will pay with a credit card is 23 / 87.
<h3>What is the probability?</h3>
Probability determines how likely it is that an event would happen. The probability the event occurs is 1 and the probability that the event does not occur is 0.
The probability that the next customer will pay with a credit card = number of people who paid with a credit card / total number of customers
23 / (23 + 60 + 4)
23 / 87
To learn more about probability, please check: brainly.com/question/13234031