a% of b + b% of a = 10% of (a + b) then the sum of the reciprocals of a and b is
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If a% of b + b% of a is equal to 331/3% of (a + b), then find the ...
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Step-by-step explanation:
a/100*b + b/100*a = 10/100(a+b)
ab/50 = (a+b)/10
ab/5=a+b
a+b/ab =5
1/a + 1/b=5
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