Ratio & Proportion Questions
Question
Mother and son’s ages are in the ratio 7 : 8. Father and son’s ages are in ratio 8 : 5.Find ratio of ages of father and mother.
Solution
Answer (D): 64 : 35
Explanation:
Ratio of age of mother and son = 7 : 8 = 35 : 40
Ratio of age of father and son = 8 : 5 = 64 : 40
Ratio of age of father and mother = 64 : 35
Let time for B to complete the work = x days
Time for A to complete the work = (x/2) days