প্রশ্ন ও উত্তর
A train passes city X at 9.55 am and city Y at 10.15 am. The distance between city X and Y is 45 miles. What is the average speed in miles per hour of the train?
গণিত Time and Distance 07 Oct, 2020
প্রশ্ন A train passes city X at 9.55 am and city Y at 10.15 am. The distance between city X and Y is 45 miles. What is the average speed in miles per hour of the train?
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135
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