Number System When 102 is reduced from a number, the number gets reduced by 88%. What is that number ? 850 750 550 650 850 750 550 650 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 850
Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. 55 None of these 30 120 55 None of these 30 120 ANSWER DOWNLOAD EXAMIANS APP
Number System (3² x 4² x 5) ÷ 36 = (?)² - 80 12 14 10 16 12 14 10 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 3² x 4² x 5/36 + 80= 20 + 80 = 100∴ ? = √100 = 10
Number System 666 / 6 / 3 = ? 333 111 37 84 333 111 37 84 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 666 * 1/6 * 1/3 = 37
Number System The difference between a two-digit number and the number obtained by interchanging the two digits is 63. Which is the smaller of the two numbers? 29 92 Cannot be determined 70 29 92 Cannot be determined 70 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x and units digit by y.Then,(10x + y) - (10y + x) = 639(x - y) = 63x - y = 7Thus, none of the numbers can be determined.
Number System If the difference between a number and its 2/5 is 240, find the number. 480 360 400 440 480 360 400 440 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore x - 2x/5 = 240, Therefore, 3x/5 = 240Therefore, x = 240x5/3 = 400
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