55 mph
60 mph
65 mph
70 mph
Source: Agrani bank Ltd - Officer - 12.02.2010
Answer:
Explanation:
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A ferry, when empty , travels twice as fast as when it is full. It travels 20 miles south with a cargo, spends 30 minutes for unloading , and returns to its original port empty in a total of 8 hours , what is the speed of the ferry when it is empty?
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আলোর গতিবেগ সেকেন্ডে :
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ণ-ত্ব এবং ষ-ত্ব বিধান
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Synonyms and Antonyms
উৎপাদকে বিশ্লেষণ (Factorization)
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