Number System If 5/7 of a number is 145, what is 180% of that number ? 345.4 375.4 365.4 355.4 345.4 375.4 365.4 355.4 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 ind the number, difference between number and its 3/5 is 50 125 120 124 123 125 120 124 123 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 Find the least number with which 16200 should be multiplied, to make it a perfect cube. 48 360 36 45 48 360 36 45 ANSWER DOWNLOAD EXAMIANS APP
Number System If (72)² is subtracted from the square of a number, the answer thus obtained is 4617. What is the number ? 103 92 95 99 103 92 95 99 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (72)² = 467Therefore, x² = 4617 + 5184Therefore, x² = 9801 Therefore, x = 99
Number System Complete the series : 1, 2, 3, 5, 8, 13 .... 9 7 1 4 9 7 1 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1
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 6 Nothing can be said. 1 4 6 Nothing can be said. ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) – (10y + x) = 54x – y = 6
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