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In-s [12.5K]
3 years ago
12

A 20-row theater has three sections of seating. In each section,

Mathematics
2 answers:
Dominik [7]3 years ago
8 0
The total no. of chairs are 930.
for each of the end sections <span><span><span>∑<span>i=4</span>23</span>i</span></span>
ivanzaharov [21]3 years ago
6 0
I'm not 100% sure but try A.
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