solve question no 18 it is tricky
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Answer:A has 100 candidates and B has 80 candidates
Step-by-step explanation: Let no. of candidates in A be A and in B be B.
Acc. to the question we get
A-10 = B+10 -------- (1)
A+20 = 2×(B -20) --------(2)
So, from (1) we get A = B+20 and from (2) we get A+20 = 2B-40 . So A = 2B-60
Now we have B+20 = 2B-60.
So, B=80 and A=100
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