Answer : 2 4 yrs Explanation : Answer: B) 4 yrs Explanation: Let the present age of Deepa = 5pLet the present age of Hyma = 6pAfter four years their ratio = 6 : 7=

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Present ages of Deepa and Hyma are in the ratio of 5:6 respectively. After four years, this ratio becomes 6: 7. What is the difference between their present ages?