2 years ago

In a cross-country run organized by a school, the students who completed the run

Mathematics

1 answer:

coldgirl [10]2 years ago

6 0

280 students have a total of 560 points

There 60 more boys(x+60) complete than girls(x)

2*(x+60)+2*x= 560

number of girl =x =110

girl point =110*2= 220

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