in the year 7 class, 3/4 of the children can swim more than 400m and only 1/10 of the children can not swim more than 200m, then what fraction of the class can swim between 200m to 400m?
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the year 7 class, 3/4 of the children can swim more than 400m and only 1/10 of the children can not swim more than 200m, then what fraction of the class can swim between 200m to 400m
Answered by
2
Answer:
3/20
Step-by-step explanation:
3/4==>400+
1/10==>200-
1-(3/4+1/10)
1-17/20
=3/20
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