अब से पांच वर्ष बाद, पिता की आयु उसके पुत्र की आयु की तीन गुनी होगी। पांच वर्ष पूर्व, पिता की आयु अपने पुत्र की आयु की सात गुनी थी। उनकी वर्तमान आयु क्रमशः कितनी है?

The 'Drain of Wealth' theory was propounded by which Indian nationalist leader?

Which event is considered the turning point in Mahatma Gandhi's leadership in the Indian independence movement?

Which African leader is known for his non-violent opposition to colonial rule?