A theatre has 15 rows. The first row has 15 chairs, the second row has 16 chairs, the third has
17 and so on. How many chairs are there in the theatre?
A 300
B. 310
C. 320
D. 330
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A theatre has 15 rows. The first row has 15 chairs, the second row has 16 chairs, the third has
17 and so on. How many chairs are there in the theatre?
A 300
B. 310
C. 320
D. 330
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Answer:
d
Step-by-step explanation:
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