Join Examsbook
2240 0

Q:

A and B together can plough a field in 10 hours but by himself A requires 15 hours. How long would B take to plough the same field?

  • 1
    10 hours
  • 2
    20 hours
  • 3
    30 hours
  • 4
    40 hours
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "30 hours"

Are you sure

  Report Error

Please Enter Message
Error Reported Successfully