Question

2 men, 3 women and 2 boys can do a piece of work in 96 hours, 4 men and 4 boys can do it in
80 hours, 4 men and 3 women can do it in 120 hours. How much time will 10 men and 6 boys
take to do the same piece of work?​

Answer 1

Answer:

Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called ... The largest consumer and importer of coal is China.

Step-by-step explanation: