Number System 486+32×25—59=? 596 567 528 582 596 567 528 582 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
Number System 106 * 106 - 94 * 94 = ? 1904 2400 2000 1906 1904 2400 2000 1906 ANSWER DOWNLOAD EXAMIANS APP
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
Number System If the difference between a number and its 2/5 is 240, find the number. 440 360 400 480 440 360 400 480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore x - 2x/5 = 240, Therefore, 3x/5 = 240Therefore, x = 240x5/3 = 400
Number System A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by: 3 9 11 5 3 9 11 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x and unit's digit be y. Then, number 10x + y.Number obtained by interchanging the digits = 10y + x.(10x + y) + (10y + x) = 11(x + y)which is divisible by 11.
Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2527 2517 2607 2506 2527 2517 2607 2506 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
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