Number System Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers? 12, 9 10, 5 12, 7 11, 6 12, 9 10, 5 12, 7 11, 6 ANSWER DOWNLOAD EXAMIANS APP
Number System How many numbers up to 100 are divisible by 7? 93 100 14 107 93 100 14 107 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
Number System If x + y = 61 and xy = 888, What is the value of x²+ y² ? 1955 1975 1965 1945 1955 1975 1965 1945 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because (x + y)² = x² + y² + 2xy∴ x² + y² = (x + y)² - 2xy∴ x² + y² = (61)² - 2 x 888= 3721 - 1776 = 1945
Number System On converting the following base-2 numeral in base ten, 1101101, we get 109 107 106 108 109 107 106 108 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 109
Number System 7.98 x 3.75 + 1.28 x 15.5 = ? 49.765 47.765 46.765 48.765 49.765 47.765 46.765 48.765 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 29.925 + 19.84 = 49.765
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 63 67 68 78 63 67 68 78 ANSWER DOWNLOAD EXAMIANS APP
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