There are 70 students in the school band. 40% of them are sixth graders, 20% are seventh graders, and the rest are eighth graders.
a. How many band members are sixth graders?
members
b. How many band members are seventh graders?
members
c. What percentage of the band members are eighth graders?
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a. Number of the band member of sixth graders = 70 × 40%
=> 70 × 40/100 = 28
b. Number of the band member of seventh graders = 70 × 20%
=> 70 × 20/100 = 14
c. Number of the band members of Eighth graders = 70 × [ 100 - (40 + 20)] % = 70 × 40%
=> 70 × 40/100 = 28
I hope it will be helpful for you
Fóllòw Më ❤
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