how many of the 20 band members play two instruments

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in a group of 20 band members, 1/4 of the members play two instruments. based on this group, predict  how 132 band members play two instruments.

Apr 28th, 2015

Out of of 20 band members, 1/4 of the members play two instruments

ie, 20*1/4 = 5 members play two instruments 

so in a group of 132 band members , the no: of members play two instruments is (5/20) *132

 = (1/4) * 132

= 33

Please let me know if you have any other questions and best me if you are satisfactory.

Apr 28th, 2015

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Apr 28th, 2015
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Apr 28th, 2015
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