Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2678 2367 2520 2410 2678 2367 2520 2410 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In BIOLOGY total 7 letters are there but O comes twice.∴ Number of arrangements = 7!/2! = 2520
Number System Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers? 10, 5 12, 9 12, 7 11, 6 10, 5 12, 9 12, 7 11, 6 ANSWER DOWNLOAD EXAMIANS APP
Number System If the following fractions 7/6, 6/7, 5/3, 8/13 and 6/5 are arranged in descending order, which will be the last in the series? 8/13 6/13 9/13 7/13 8/13 6/13 9/13 7/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/6 = 1.166, 6/7 = 0.857,5/3 = 1.66,8/13 = 0.615,6/5 = 1.2Therefore, 5/3 > 6/5 > 7/6 > 6/7 > 8/13
Number System What is the difference between the local value of 7 and 5 in the number 2574? 413 570 430 403 413 570 430 403 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
Number System Find the least number with which 16200 should be multiplied, to make it a perfect cube. 48 36 45 360 48 36 45 360 ANSWER DOWNLOAD EXAMIANS APP
Number System How many figures are required to number the pages the pages of a book containing 365 pages? 967 987 897 977 967 987 897 977 ANSWER DOWNLOAD EXAMIANS APP
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