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Q:

A takes 2 hours more than B to cover a distance of 40 km. If A doubles his speed, he takes $$1{1\over 2} $$ hours more than B to cover 80 km. To cover a distance of 90 km, how much time will B take travelling at his same speed?

  • 1
    $$1{3\over 8}$$ hours
  • 2
    $$1{1\over 8}$$ hours
  • 3
    $$1{1\over 6}$$ hours
  • 4
    $$1{1\over 3}$$ hours
  • Show Answer
  • Workspace

Answer : 2. "$$1{1\over 8}$$ hours"

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