If there r 2 pipes . one pipe fills a tank in 32 min while another pipe empty filled tank in 16 min. . if tank is already half filled so in how many min. it will filled full if both pipes opened at same time ?
Maths is just like a stone if u will uttern it therefore u can acheive the zenith of success but if u will not in that case it will become headache for u...
Akanksha
Medicine makes people ill, mathematics make them sad and theology makes them sinful.