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suter [353]
3 years ago
11

A student played a computer game 500 time and won 370 of these games.

Mathematics
1 answer:
OLEGan [10]3 years ago
3 0

Step-by-step explanation:

The no. won before=370

Total games played=500

No.of games played after=x

Total games won=x(since no games were lost)

Total games won=370+x

Total games played=500+x

Total percentage of win=75%

therefore

370+x/500+x=75/100

37000+100x=37500+75x

100x-75x=37500-37000

25x=500

x=20

therefore total match played after 500 matches=20

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