Diplomas

Suzanne helped write out diplomas. Issuance its first took 3 minutes, each next 2.3 minutes. How much time it will take to write out n=16 diplomas (including the first), write out this pace?

Correct result:

x =  37.5 min

Solution:

x=3+2.3⋅(n−1)=3+2.3⋅(16−1)=37.5 min

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