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Help!!! A teacher divided the class into two groups of equal size. 3 5 of the first group are right-handed. 80% of the second group are right-handed. What fraction of the class …

Help!!! A teacher divided the class into two groups of equal size. 3 5 of the first group are right-handed. 80% of the second group are right-handed. What fraction of the class …
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Help!!! A teacher divided the class into two groups of equal size.

3 5 of the first group are right-handed.

80% of the second group are right-handed.

What fraction of the class is right-handed?





A.4/5


B.7/10


C.5/7


D.8/9

asked
User Mohsen Alikhani
by
8.6k points

1 Answer

6 votes

7/10 answer ///////////

answered
User Sirvon
by
8.7k points
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