Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2410 2367 2520 2678 2410 2367 2520 2678 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In BIOLOGY total 7 letters are there but O comes twice.∴ Number of arrangements = 7!/2! = 2520
Number System 0.333 .... × 0.444 .... is equal to 0.148148148 .... 1.333 .... 0.777 .... 0.121212 .... 0.148148148 .... 1.333 .... 0.777 .... 0.121212 .... ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.148148148 ....
Number System 486+32×25—59=? 567 528 582 596 567 528 582 596 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 67 63 78 68 67 63 78 68 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can the letters of the word CORPORATION be arranged ? 2326400 3326400 1326400 None of these 2326400 3326400 1326400 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP CORPORATION = 11 letters 'O' comes thrice,'R' twice.∴ total no. of ways = 111/3121 = 3326400
Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 490 495 480 485 490 495 480 485 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
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