A grocery store is selling 90 fl. oz of detergent for $6.99. To the nearest cent, what is the unit price?
2 answers:
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Answer:
Step-by-step explanation:
we know that
The formula to find the sum is equal to
where
a1 is the first term
an is the last term
n is the number of terms
In this problem we have
substitute the values in the formula