एक यात्री गाड़ी जो 80 किमी घंटा की चाल से चलती है स्टेशन से एक मालगाड़ी के रेलवे स्टेशन से जाने के 6 घंटे बाद चलती है तथा 4 घंटों में मालगाड़ी से आगे हो जाती है मालगाड़ी की चाल क्या है
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Answer:
hope it will help you
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Explanation:
let the speed of passenger train is x
and in 6 hour train cover 6x
and after 6 hour a मालगाड़ी start with speed 80 किमी and cover distance in 4 घंटों
so.
both move in same direction so effective speed is
(80-x) 4 = 6x
320 - 4x = 6x
320 = 6x +4x
320 = 10x
320/ 10 = x
32 = x Answer
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