Number System √(17)² + (17)² + (5)² - 2 = ? 19 17 16 18 19 17 16 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √49 + 289 + 25 - 2 = √361 = 19
Number System 4500 * ? = 3375 1/4 3/4 3/5 2/5 1/4 3/4 3/5 2/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4500 * x = 3375= x = 3375/4500 = 3/4
Number System The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is: 72 84 48 54 72 84 48 54 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the second number be x. Then, first number = 2x and third number = 2x/3.2x + x + 2x/3 = 26411x/3 = 264x = 72
Number System If the difference between the squares of two consecutive numbers is 47, what is the smaller number ? 23 25 26 24 23 25 26 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be (x + 1) and x.Therefore, (x + 1)² - x² = 47x² + 2x + 1 - x² = 472x + 1 = 47Therefore, x = 46/2 = 23
Number System If the fractions8/5,7/2,9/5,5/4,4/5 are arranged in descending order of their values, which one will be fourth? 1/3 11/13 7/9 5/4 1/3 11/13 7/9 5/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/4
Number System 36% of 850+? % of 592 = 750 50 75 12.5 25 50 75 12.5 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
EXAMIANS