Question

a ek kaam ko Das dino me karta hai a aur b mil kar Usi kam ko 6 Dino Mein Karte To B Akela us kaam ko kitne din Mein pura Karega

Answer 1

a - 10  b -?  a+b -6   3 --A--10         TOTAL WORK                                                   30 (LCM) ?--B--?  _______ 5--a+b--6   B KA ONE DAY WORK AAYEGA --2  THN B' S WORK -- 30/2 =15

Answer 2

15 days mai because A=10days and A or B 6days 6/2=3, and total work is 30 and B complete the work 30/2=15days