graaut7414 graaut7414
  • 14-01-2021
  • Mathematics
contestada

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

Respuesta :

pbox378 pbox378
  • 14-01-2021

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

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