alleryएक लॉरी 40 km/h की चाल से 1 घंटा और फिर 70 km/h की चाल से 2 घंटे चलती है। वह कुल कितनी दूरी तय करती है?
A150 km
B170 km
C210 km
D180 km
Answer & Solution
Correct answer: D. 180 km
40 + 2 x 70 = 180 km.
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