Number System In how many different ways can the letters of the word "MOBILIZE" be arranged ? 18456 17453 19765 20160 18456 17453 19765 20160 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The word MOBILIZE has eight letters in which I comes twice ∴ Number of arrangements = 8!/2! = 20160
Number System 450% of a number is 4725. What is 82% of that number ? 851 861 841 871 851 861 841 871 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 450/100 = 4725= x = 4725 x 100/450 = 1050∴ 82% of 1050 = 1050 x 82/100= 861
Number System Find the least number which when divided by 35 and 11 leaves a remainder of 1 in each case. 391 386 388 384 391 386 388 384 ANSWER DOWNLOAD EXAMIANS APP
Number System Sum of two numbers is 80. Greater number exceeds by 5 from four times of the smaller. Find the numbers? 65, 15 62, 18 60, 20 64, 16 65, 15 62, 18 60, 20 64, 16 ANSWER DOWNLOAD EXAMIANS APP
Number System The sum of five consecutive numbers is 190. What is the sum of the largest and the smallest number ? 73 76 75 74 73 76 75 74 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4= 190= 5x + 10 = 190= 5x = 190 - 10 = 180= x = 180/5 = 36The largest number = 36 + 4 = 40∴ Required sum = 36 + 40 = 76
Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2678 2410 2520 2367 2678 2410 2520 2367 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In BIOLOGY total 7 letters are there but O comes twice.∴ Number of arrangements = 7!/2! = 2520
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