Number System If 5/7 of a number is 145, what is 180% of that number ? 365.4 375.4 355.4 345.4 365.4 375.4 355.4 345.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 5/7 = 145∴ x = 145 x 7/5 = 203Now, 203 x 180/100 = 365.4
Number System If a number is subtracted from its square we get 272. Find the number? 14 24 22 17 14 24 22 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System On converting the following base-2 numeral in base ten, 1101101, we get 106 107 109 108 106 107 109 108 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 109
Number System In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is: 9865 6890 2568 5336 9865 6890 2568 5336 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5336
Number System A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is: 30 27 22 24 30 27 22 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 27
Number System I. 3x2-14x + 8 = 0 II. 2y2 - 1 7 y + 36 = 0 if x < y if x <= y if x >= y if x > y if x < y if x <= y if x >= y if x > y ANSWER EXPLANATION DOWNLOAD EXAMIANS APP l. 3x2 - 12x - 2x + 8 = 0or 3x(x - 4) -2 (x -4) = 0∴ x = 4, 2/3ll. 2y2 - 8y - 9y + 36 = 0or 2y (y - 4) -9 (y - 4) = 0or (2y - 9) (y - 4) = 0∴ y = 4, 9/2
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