RRB Group D practice question
The ratio of speeds of Ajay and Bharat is 7 : 6. In a race of 819 m, if Ajay finishes the race, by how many metres does he beat Bharat?
From a RRB Group D Quantitative Aptitude practice set · Quantitative Aptitude
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Correct answer: (A) 117 m
Speed ratio Ajay : Bharat = 7 : 6. In the time Ajay covers 819 m, Bharat covers (6/7)×819 = 702 m. Margin = 819 − 702 = 117 m.
हिंदी में प्रश्न
अजय और भारत की चालों का अनुपात 7 : 6 है। 819 मीटर की दौड़ में जब अजय दौड़ पूरी करता है, तो वह भारत को कितने मीटर से हराता है?
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सही उत्तर: (A) 117 मीटर
चाल अनुपात अजय : भारत = 7 : 6। जितने समय में अजय 819 मीटर तय करता है, उतने समय में भारत (6/7)×819 = 702 मीटर तय करता है। अंतर = 819 − 702 = 117 मीटर।
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