You practice piano for 50 minutes each weekday and for 40 minutes on each weekend day. how many hours per week do you practice?
2 answers:
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For this case we have an equation of the form:
Where,
A: initial amount
b: growth rate
t: time in years.
Substituting values we have:
By the time the population is triple we have:
Rewriting we have:
Clearing t we have:
Answer:
It will take for the population to triple about:
t = 73 years
Where,
A: initial amount
b: growth rate
t: time in years.
Substituting values we have:
By the time the population is triple we have:
Rewriting we have:
Clearing t we have:
Answer:
It will take for the population to triple about:
t = 73 years