vire

5y ago

A aur B ek kam ko 12 dino me pura kr sakte hai। A ne akele kam krte huye kam ka 1/5 bhag pura kiya aur kam chhod diya। Fir B ne akele kam karna shuru kiya aur shesh kam ko pura kiya। kam ko pura karne ke liye kul 22 din lage। Yadi B, A se adhik kushal hai to B ko akele is kam ko pura krne ke liye kitne din lage the?