Answer:
(b) 26.6 days
Step-by-step explanation:
Half life, T = 4 days
initial amount, No = 100 mg
(a) The exponential function is given by
where, N is the amount left.
(b) N = 1 mg
Round 5.5 to the nearest whole numberA. 6B. 5C. 7.5D. 10
1 answer:
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Answer:
The amount in the account in the beginning of the 6th year is $6375 .
Step-by-step explanation:
Formula
As given
You invest $5000 in an account at 5.5% per year simple interest.
Principle = $ 5000
Rate = 5.5 %
Time = 5 years
(As calculate amount in the account for beginning of 6th year.)
Putting all the values in the formula
Simple interest = $ 1375
Amount = Principle + Simple interest
Putting values in the above formula
Amount = $5000 + $1375
Amount = $ 6375
Therefore the amount in the account in the beginning of the 6th year is $ 6375 .