Z00067. The ratio of Jake’s age and Alan’s age is 10:9. The ratio of Erin’s age and Alan’s age is 29:27. Alan is over 40 years old but under 70 years old. What is Alan’s age?
Solution :
Z00067. The ratio of Jake’s age and Alan’s age is 10:9. The ratio of Erin’s age and Alan’s age is 29:27. Alan is over 40 years old but under 70 years old. What is Alan’s age?