Number System √(17)² + (17)² + (5)² - 2 = ? 17 18 19 16 17 18 19 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √49 + 289 + 25 - 2 = √361 = 19
Number System 217 * 217 + 183 * 183 = ? 81268 79698 80698 80578 81268 79698 80698 80578 ANSWER DOWNLOAD EXAMIANS APP
Number System A, B, C, D and E are consecutive even numbers respectively. The average of 5 numbers is 82. What is the product of C and E ? 6373 6383 6363 6353 6373 6383 6363 6353 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4 = 5 x 82= 5x + 10 = 410 = 5x = 400= x = 400/5 = 80 ∴ A = 80C = 82and E = 84= C x E = 82 x 84 = 6383
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 73/77 83/77 93/77 77/73 73/77 83/77 93/77 77/73 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System A number when, 28 subtracted from it reduces to its one third. What is the value of 50% of that number? 84 42 24 21 84 42 24 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2/3 x = 28 => x = 4242 * 1/2 = 21
Number System The sum of three consecutive even numbers is 252. What is the sum of the smallest and the largest numbers? 169 171 170 168 169 171 170 168 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 168
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