A person distributes pens among his three friends A, B and C in the ratio 1/5 : 1/6: 1/8 . What is the minimum number of pens that the persons should have?
A : B : C = 1/5 : 1/6: 1/8 = 1/5 × 120 : 1/6 × 120 : 1/8 × 120[ LCM ] = 24 : 20 : 15 ∴ Minimum number of pens = 24 + 20 + 15= 59
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