Lin is selling boxes of cookies. Each box costs $3.75. Lin's goal is to earn more than $30 selling cookies. If Lin sells 20 boxe
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Answer:
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Step-by-step explanation:
we know that
A geometric sequence, is a sequence of numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the common ratio.
where
a_n----> term of the sequence
r ---> is the common ratio
a ---> the first term of the sequence
substitute
For n=12
substitute