Need help because someone gave me the wrong answer.
2 answers:
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Answer:
1: The initial value for option one is not charged
The rate of change for option 1 is $80/hr
Step-by-step explanation:
1. From the pricing options at the car dealership we have;
Option 1
Initial value = Not stated
Fee rate per hour of work = $80
Option 2
Standard fee = $100
Fee rate per hour of work = $400
The initial value for option one is not charged
The rate of change = The increase in payment for each increase in one hour of work = $80/hour
Mathematically, we have;
Answer:
1) 62.5
2) 50
3) 75
4) 100
Step-by-step explanation:
1)
Because it has a half-life of 25 days, half of it will decay after 25 days.
After days, there will be
of it left.
So, .
2)
Because it has a half-life of 25 days, half of it will decay after 25 days.
After days, there will be
of it left.
So,
3)
Because it has a half-life of 25 days, half of it will decay after 25 days.
After days, there will be
of it left.
So, .
4)
The only answer left is grams. You can solve it the same way you solved the previous steps.