in a class of 54 students, 24 drink milk, 28 drink tea and 8 drink drink none find how many students drink both
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6
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vaishaliroy48:
how 2 plzz explain
Answered by
28
total students who drink tea or milk are 54-8 =46 students drink tea or milk
AuB=A+B-AnB
AuB=46
A=24
B=28
AnB =x
46=24+28-x
x=6 students drink tea as well as milk
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