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The school orchestra has 20 woodwinds, 20 brass instruments, 45 percussionists and 15 strings. Select the portion of the instruments that are brass. Mark all that apply.
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The school orchestra has 20 woodwinds, 20 brass instruments, 45 percussionists and 15 strings. Select the portion of the instruments that are brass. Mark all that apply.

User Abhilash Joseph
by
4.7k points

2 Answers

5 votes

Answer:

20% or 1/5

Step-by-step explanation: add all the instruments together and divide brass by all the instruments 20/100

User Onusopus
by
5.5k points
1 vote

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

User Moylin
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5.2k points
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