Number System The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is? 11 7 5 3 11 7 5 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 25xy = 144(x- y)2 = (x + y)2 – 4xy(x- y)2 = 625 – 576 => (x – y) = 7
Number System On converting the following base-2 numeral in base ten, 1101101, we get 107 108 109 106 107 108 109 106 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 109
Number System 7.98 x 3.75 + 1.28 x 15.5 = ? 48.765 47.765 49.765 46.765 48.765 47.765 49.765 46.765 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 29.925 + 19.84 = 49.765
Number System What is the difference between the local values of 3 in the number 53403? 0 3003 2997 3030 0 3003 2997 3030 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System If 2^(2x-1) = 8^(3-x), then the value of x is: 9 2 6 5 9 2 6 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2
Number System 7.8 x 4.5 x 4.2/0.14 = ? 1053 1012 1032 1087 1053 1012 1032 1087 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 4.5 x 4.2/0.14 = 1053
EXAMIANS