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Hey there!
Consider the exponential growth equation:
, where:
P = initial amount
r = interest rate (as a decimal, divide a percentage by 100 to get its decimal form)
t = years
All you need to do is plug in your given numbers:
P = 120
r = 0.10
t = x
Your final equation will be:
Hope this helped you out! :-)
Consider the exponential growth equation:
P = initial amount
r = interest rate (as a decimal, divide a percentage by 100 to get its decimal form)
t = years
All you need to do is plug in your given numbers:
P = 120
r = 0.10
t = x
Your final equation will be:
Hope this helped you out! :-)
Answer:
$ 7.9
Step-by-step explanation:
Amount of bill = $52.87 = $52.9
Amount of tip = 15% of $52.9