Over the next 3 days Mrs. Messer would like to write 27 thank you cards. How many cards will she need to write each day in order
2 answers:
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Answer: a) 138.32 and b) 35 years approx.
Step-by-step explanation:
Since we have given that
So, Profit is given by
Difference in years of 1990 and 2020=30
So, Profit becomes :
(b) How long before the profit found in part (a) is predicted to double? (Round your answer to the nearest whole number.) years after 1990.
So, profit doubles , we get :
Hence, a) 138.32 and b) 35 years approx.