Number System √(17)² + (17)² + (5)² - 2 = ? 19 17 18 16 19 17 18 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √49 + 289 + 25 - 2 = √361 = 19
Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 495 485 490 480 495 485 490 480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
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 6353 6383 6363 6373 6353 6383 6363 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 36% of 850+? % of 592 = 750 25 12.5 75 50 25 12.5 75 50 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
Number System 16.23 x 12.9 + 17.32 = ? None of these 246.687 226.687 236.687 None of these 246.687 226.687 236.687 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 16.23 x 12.9 + 17.32= 209.367 + 17.32= 226.687
Number System If 35% of a number is 899.5, what is 68% of that number ? 2247.6 1747.6 1547.6 1847.6 2247.6 1747.6 1547.6 1847.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Suppose the number is x.Then 35% of x = 899.5∴ 68% of x = 68/35 x 899.5 = 1747.6
EXAMIANS