पाँच वर्ष पहले, मीरा अपनी भतीजी काव्या से तीन गुना बड़ी थी। अब से सात वर्ष बाद, मीरा की आयु काव्या की आयु से दोगुनी होगी। मीरा की वर्तमान आयु (वर्षों में) क्या है?

X is as many years younger than Y as he is older than Z. If the sum of the ages of Y and Z is 50 years, which of the following is true based on the above information?

The combined age of A and B is 12 years more than the combined age of B and C. Who is younger between A and C, and by how many years?