Number System If (72)² is subtracted from the square of a number, the answer thus obtained is 4617. What is the number ? 99 103 95 92 99 103 95 92 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (72)² = 467Therefore, x² = 4617 + 5184Therefore, x² = 9801 Therefore, x = 99
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6993 693 6893 6093 6993 693 6893 6093 ANSWER DOWNLOAD EXAMIANS APP
Number System 6.4 x 8.5 x 25/3.2 x 12.5 = ? 4.5 3.4 2.3 5.6 4.5 3.4 2.3 5.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 6.4 x 8.5 x 2.5/3.2 x 12.5 = 3.4
Number System Supply the missing figure : 3, 11, 8, 16, 13 .... 18 18 28 12 21 18 28 12 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System Sum of two numbers is 15. Two times of the first exceeds by 5 from the three times of the other. Then the numbers will be? 6, 9 10, 5 7, 8 9, 6 6, 9 10, 5 7, 8 9, 6 ANSWER DOWNLOAD EXAMIANS APP
Number System Two numbers are in the ratio 3:5. If 9 be subtracted from each, they are in the ratio of 9:17. The first number is: 27 30 36 18 27 30 36 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (3x-9):(5x-9) = 9:17 x = 12 => 3x = 36
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