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     EduGorilla 
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    Two trains of lengths 70 m and 80 m are running at speeds of 68 km/hr and 40 km/hr respectively on paralleled tracks in opposite directions. in how many second will they pass each other?
    70 मीटर तथा 80मीटर लम्बाइयों दो रेलगाड़ियाँ क्रमश: 68किमी/घ.तथा 40किमी/घं.की चाल से समांतर रेल पटरियों पर विपरीत दिशाओं में चल रहीं हैं। कितने सेकण्डों में वे एक-दूसरे को पार करेंगी ?

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