Number System Supply the missing figure : 3, 11, 8, 16, 13 .... 18 18 28 21 12 18 28 21 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System How many figures are required for numbering the pages of a book containing 1000 pages? 3892 2883 6489 2893 3892 2883 6489 2893 ANSWER DOWNLOAD EXAMIANS APP
Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 65 55 45 35 65 55 45 35 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45
Number System ind the number, difference between number and its 3/5 is 50 125 123 124 120 125 123 124 120 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number = x,Then, x-(3/5)x = 50,=> (2/5)x = 50 => 2x = 50*5,=> x = 125
Number System 2536+4851—?=3450+313 3624 5243 4567 6784 3624 5243 4567 6784 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3624
Number System The difference between the two digit number and the number obtained by interchanging its digits is 54. The difference between the digits is? 1 4 Nothing can be said. 6 1 4 Nothing can be said. 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) – (10y + x) = 54x – y = 6
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