allery300 km की दूरी पर स्थित दो कारें 70 km/h और 80 km/h की चाल से एक-दूसरे की ओर चलना शुरू करती हैं। वे कब मिलेंगी?
A2 घंटे
B2.5 घंटे
C3 घंटे
D1.5 घंटे
Answer & Solution
Correct answer: A. 2 घंटे
उनकी सापेक्ष चाल (जुड़कर) 150 km/h है, इसलिए 300 / 150 = 2 घंटे।
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