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The ratio of present ages (in years) of a father and son is 15 : 8. Six years ago, the ratio of their ages was 13 : 6. What is the father.s present age?
एक पिता और पुत्र की वर्तमान आयु (वर्षों में) का अनुपात 15: 8 है। छह साल पहले, उनकी आयु का जनुपात 13: 6 था। पिता की वर्तमान आयु क्या है?

A

65 years

B

58 years

C

45 years

D

78 years

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