Number System (12)² - (4.4)² - (0.04)² = ? 125.6384 124.6384 131.6384 129.6384 125.6384 124.6384 131.6384 129.6384 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (12)² - (4.4)² - (0.04)²= 144 - 19.36 - 0.0016= 124.64 - 0.0016= 124.6384
Number System If 35% of a number is 899.5, what is 68% of that number ? 2247.6 1847.6 1547.6 1747.6 2247.6 1847.6 1547.6 1747.6 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
Number System A number when multiplied by five times of itself give the value equal to 1445. What is the number ? 16 18 17 15 16 18 17 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17
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 What should come in place of question mark (?)? 8 : 1 1 : : 72: 89 79 99 109 89 79 99 109 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let ? = xTherefore 8 : 11 : 72 : xTherefore x = (11 x 72) / 8 = 99
Number System 384×12×2=? 9216 6123 7487 8465 9216 6123 7487 8465 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9216
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