A person walking 6/7 of his usual rate is 30 minutes late. What is his usual time ?5
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Q: A person walking 6/7 of his usual rate is 30 minutes late. What is his usual time ?
- 12 hrs 50 minfalse
- 23 hrs 25 minfalse
- 33 hrstrue
- 42 hrs 5 minfalse
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