The ratio between the school ages of Neelam and Shaan is 5:6 respectively. If the ratio between the one-third age of Neelam and half of Shaan's age of 5:9, then what is the school age of Shaan?  Answers:
A) 19	B) 27	C) 16	D) 15	E) 17
Let the school ages of Neelam and Shaan be 5x and 6x years respectively.   Then, (1/3 * 5x)/(1/2 * 6x) = 5/9   15 = 15   Thus, Shaan's age cannot be determined.Answer: 15
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The ratio between the school ages of Neelam and Shaan is 5:6 respectively. If the ratio between the one-third age of Neelam and half of Shaan's age of 5:9, then what is the school age of Shaan?