Number System If A = 1, B = 3, C = 5 and so on, what do the numbers 3, 9, 7 stand for CAR BAT BED CAT CAR BAT BED CAT ANSWER EXPLANATION DOWNLOAD EXAMIANS APP BED
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: 30 27 18 36 30 27 18 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (3x-9):(5x-9) = 9:17 x = 12 => 3x = 36
Number System The product of two consecutive odd numbers is 4095 What is the greater number ? 69 61 74 65 69 61 74 65 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the two consecutive odd numbers be 2x - 1 and 2x + 1.(2x - 1) (2x - 1) = 4095= 4x² - 1 = 4095= 4x² = 4096= x² = 1024∴ x = 32∴ The numbers are 63 and 65.Greater number = 65
Number System 93296 - 45874 + 20382 - 56817 = ? 109867 109877 109857 109887 109867 109877 109857 109887 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 113678 - 102691 = 109887
Number System If a number is subtracted from its square we get 272. Find the number? 22 24 17 14 22 24 17 14 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System Supply the missing figure : 3, 11, 8, 16, 13 .... 18 28 21 12 18 28 21 12 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
EXAMIANS