Number System ind the number, difference between number and its 3/5 is 50 123 120 124 125 123 120 124 125 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 If the sum of 4 consecutive odd numbers is 104, what will be the third number if they are arranged in ascending order ? 29 27 30 28 29 27 30 28 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the consecutive odd number be x, x + 2, x + 4 and x + 6 respectively.According to the question x + x + 2 + x + 4 + x + 6 = 104 = 4x + 12 = 104 = 4x = 104 - 12 = 92∴ x = 92/4 = 23∴ Required number = x + 4= 23 + 4 = 27
Number System 17580 x 1.8 - 13720 x 2.1 = ? x 2.4 1140 1120 1160 1180 1140 1120 1160 1180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2.4 x ? = 31644 - 28812 = 2832∴ ? = 2832/2.4= 1180
Number System The simplest form of 1.5 : 2.5 is : 17 : 19 5 : 7 13 : 11 3 : 5 17 : 19 5 : 7 13 : 11 3 : 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3 : 5
Number System Find the number of factors of 300 excluding 1 and itself. 15 18 16 14 15 18 16 14 ANSWER DOWNLOAD EXAMIANS APP
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