Number System The difference between 72% of a number and 49% of the same number is 575. What is 9% of that number ? 295 225 275 245 295 225 275 245 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x.Therefore, 72% of x - 49% of x = 575Therefore, (72 - 49)% of x = 575Therefore, 9% of x = 575/23 x 9 = 225
Number System Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 112 114 116 118 112 114 116 118 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System [(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ? 26.3125 36.3125 46.3125 25.3125 26.3125 36.3125 46.3125 25.3125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125
Number System (95.6x 910.3) ÷ 92.56256 = 9? 15.54 14.44 13.34 12.24 15.54 14.44 13.34 12.24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 13.34
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
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