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Post Utme Mathematics Past QuestionsQuestion 526:A man rows a boat at a speed of \(15 \mathrm{mph}\) in still water. Find the speed of the river if it takes her 4 hours 30 minutes to row a boat to a place 30 miles away and return. A. \(5 \mathrm{mph}\) B. \(10 \mathrm{mph}\) C. \(12 \mathrm{mph}\) D. \(20 \mathrm{mph}\) Question 527:What is the LCM of \(147 / 64\) and \(30 / 44 ?\) A. \(735 / 2\) B. \(735 / 704\) C. \(3 / 704\) D. \(3 / 735\) Question 528:The average of 7 numbers is 60 . The average of the first three numbers is 50 , while the average of the last three is 70 . What must be the remaining number? A. 75 B. 65 C. 60 D. 55 Question 529:Two trains for Palwal leave Kanpur at 10 am and 10:30 am and travel at the speeds of \(60 \mathrm{Kmph}\) and \(75 \mathrm{Kmph}\) respectively. After how many kilometers from Kanpur will the two trains be together? A. 250 B. 150 C. 100 D. 200 Question 530:How many numbers are there in all from 4000 to 4999 (both 4000 and 4999 included. having at least one of their digits repeated? A. 216 B. 356 C. 496 D. 504 |
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