two people can plough a field in 6 hours
a) how long would it take one person to plough the field? 2:6 1:12 (*2)
B) how long would it take three people to plough the field? (6+12=18)
B isnt working for 3, 9 18 or 36 ​

two people can plough a field in 6 hoursa how long would it take one person to plough the field 26 112 2 B how long would it take three people to plough the fie class=