The following questions are accompanied by three statement I, II and III. You have to determine which statement (s) is/are necessary/sufficient to answer the question. निम्नलिखित प्रत्येक प्रश्न में तीन कथन I, II और III दिये गये हैं। आपको यह पता लगाना है कि कौन सा/से कथन प्रश्न का उत्तर देने के लिए पर्याप्त है। A train crosses another train coming from the opposite direction in 9 sec.If the length of both the train is 100m then what is the speed of other train? एक रेलगाड़ी एक दूसरी रेलगाड़ी को जो विपरीत दिशा से आ रही है, को 9 सेकण्ड में पार करती है। यदि प्रत्येक रेलगाड़ी की लम्बाई 100 मी. हो तो दूसरी रेलगाड़ी की चाल ज्ञात कीजिये। (I) The train passes a platform in 14 sec. (II) The speed of the first train is 90km/hour. (III) The other train passes a pole in 6 sec. (I) रेलगाड़ी प्लेटफार्म को 14 सेकण्ड में पार करती है। (II) पहली रेलगाड़ी की चाल 90 किमी/घं.है। (III) दूसरी रेलगाड़ी एक खम्भे को 6 सेकण्ड में पार करती है।
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