Question 1013769
There are 71 rows of seats in a,lecture hall.each row has,38 seats 
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That's 38 seats per row times 71 rows = 2698 seats, so there are 2698
students in all. 
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the girls take up 281 of the seats 
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2698 seats - 281 girl's seats = 2417 seats for boys. 
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How many boys are in the lecture hall?
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2417 boys.

Wow!  That's more that 8 1/2 times as many boys as girls!
Are you sure you have those given numbers right?

Edwin</pre>