Number System In how many different ways can the letters of the word ANATOMY be arranged ? 2504 2508 2520 2510 2504 2508 2520 2510 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Here total letters are 7 but A comes twice.Therefore, Numbers of arrangements = 7!/2! = 2520
Number System If the difference between a number and its three fifths is 62, what is the number ? 165 175 155 145 165 175 155 145 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155
Number System A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is: 22 27 24 30 22 27 24 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 27
Number System What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? 6048 6184 5084 6084 6048 6184 5084 6084 ANSWER DOWNLOAD EXAMIANS APP
Number System Find the smallest number which when divided by 13 and 16 leaves respective remainders of 2 and 5. 197 187 207 219 197 187 207 219 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 'N' is the smallest number which divided by 13 and 16 leaves respective remainders of 2 and 5.Required number = (LCM of 13 and 16) - (common difference of divisors and remainders) = (208) - (11) = 197.
Number System (√6 + 1)² = ? + 2√6 7 5 8 6 7 5 8 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (√6 + 1)² - 2√6= (√6)² + 2 x √6 + 1 + 1² - 2√6= 6 + 2√6 + 1 - 2√6 = 6 + 1 = 7
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