Number System The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is: 20 30 40 None of these 20 30 40 None of these ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can the letters of the word ANATOMY be arranged ? 2510 2508 2504 2520 2510 2508 2504 2520 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Here total letters are 7 but A comes twice.Therefore, Numbers of arrangements = 7!/2! = 2520
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 78 63 67 68 78 63 67 68 ANSWER DOWNLOAD EXAMIANS APP
Number System If the sum of one-half of a number exceeds one-third of that number by 7 1/3, the number is: 20 15 30 18 20 15 30 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,(1/2 x + 1/5 x) - 1/3 x = 22/311/30 x = 22/3x = 20
Number System Find the nearest to 25268 which is exactly divisible by 467? 25228 25208 25308 25218 25228 25208 25308 25218 ANSWER DOWNLOAD EXAMIANS APP
Number System If (182)² is added to the square of a number, the answer so obtained is 47765. What is the number ? 101 131 121 111 101 131 121 111 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore x² + (182)² = 47765Therefore x² = 47765 - (182)2 = 47765 - 33124Therefore x² = 14641, Therefore x = 121
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