Subject
Quantitative Aptitude
Topic
Number
A person walking 6/7 of his usual rate is 30 minutes late. What is his usual time ?
A person walking 6/7 of his usual rate is 30 minutes late. What is his usual time ?
ক)
2 hrs 50 minখ)
3 hrs 25 minগ)
3 hrsঘ)
2 hrs 5 minExplanation
Let t be the usual time. If the usual rate is 1 unit, then the unusual rate is 6/7. Balance by the distance, 1 x t = (6/7)(t + 30) 7t = 6(t + 30) we get t as, t = 180 minutes = 3 hrs.Related questions
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