MBA
Exam
How many four digit numbers are there which are divisible by 4 and have the sum of digits equal to the number of digits? 1) 4 2) 5 3) 6 4) 7 5) 8
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Q: total no. of factors of N is 45 . what is the max. no. of prime no. by w/c N can divided? 1) 2 2) 3 3) 1 4) 5
A sprinter started running on a circular path whose radius is r m. His speed (in m/sec) is (p/800)R, during the first 100 seconds, (p/1600)R, during the next 400 seconds, (p/3200)R during the next 1600 seconds and (p/6400)R during the next 6400 seconds and so on where R = (16/15)r. What is the ratio of the times taken by him for running the first and second rounds? 1) 16:63 2) 4:13 3) 85:256 4) 17:48