The school orchestra has 20 woodwinds, 20 brass instruments, 45 percussionists and 15 strings. Select the portion of the instrum
ents that are brass. Mark all that apply.
2 answers:
Find total instruments:
20+20+45+15 = 100
20 are brass
The portion would be number of brass over total:
20/100 which reduces to 1/5 are brass
Answer:
20% or 1/5
Step-by-step explanation: add all the instruments together and divide brass by all the instruments 20/100
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