Q: The ratio between the speeds of two trains is 2:5. If the first train runs 350 km in 5 hours, then the sum of the spees (in km/h) of both the trains is : दो ट्रेनों की चालों का अनुपात 2 : 5 है। यदि पहली ट्रेन 5 घंटे में 350 km जाती है, तो दोनों ट्रेनों की चालों (km/h में) का योगफल है–
A.
265
B.
245
C.
180
D.
350
Correct Answer:
Option B -
Explanations:
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