Question

A can do a piece of work in 25 days and b can finish it in 20 days.A started the work and joined by b after 10 days

Answer 1

Answer:

.e.;.;r.;'f4;l,tl,;;k b;5t;5blm      hmgmb htkb5kmykhm6tyg,moykmhyk,g,gptbt b gt kgbtgkmp5ktkkgtktbktvgb km bkk,tkmyktgkmkl,'g;''

.e;

.r'ww';'r'w;'rw;;r;w

;w;;

;w';wr;';w;;

;'wggtpt;t

Step-by-step explanation: