Asked by Anagha
In a class,12 pupils are in the band and 3/4 of the remaining pupils are in the modern dance club. If 1/5 of the class are in neither the band nor the club,how many pupils are there in the class?
Answers
Answered by
Steve
If there are x students in all, 1/4 of the non-band students are in neither:
1/4 (x-12) = x/5
x/4-3 = x/5
x/20 = 3
x = 60
Check:
12 in band, leaves 48 others
36 in dance club
12 in neither
1/4 (x-12) = x/5
x/4-3 = x/5
x/20 = 3
x = 60
Check:
12 in band, leaves 48 others
36 in dance club
12 in neither
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