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Information
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Amount = $400
Interest rate = 4% a year
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Equation
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Total amount = 400 + 0.04(400)
Total amount = 400 + 16
Total amount = $416
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Answer: Total Amount = 400 + 0.04(400)
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Answer:
$6
Step-by-step explanation:
We have: The cost of a taxi ride is represented by the function c(m)=2m+4
Plug 1 mile into "m" of the function c(m)=2m+4
So, we have c (1) = 2 ˣ 1 + 4 = 6
Thus, The cost per mile of the cab is $6.
Answer:

Step-by-step explanation:
Given that,
Perpendicular = 49 ft
Base = 22 ft
We need to find the angle of elevation of the sun. It can be calculated using trigonometry as follows :

So, the required angle of elevation is
.
Answer: Marcela saves $15 and spends $45.
Step-by-step explanation: 25% is one set of the 4 sets of $5 on the model. If you remove that one set you remove $15 and have $45 left.