Number System On converting the following base-2 numeral in base ten, 1101101, we get 108 107 109 106 108 107 109 106 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 109
Number System 4.78% of 1255 + 3.24% of 440=0.5% of ? 13849 11849 12849 14849 13849 11849 12849 14849 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.5 x ?/100 = 4.78 x 1255/100 + 3.24 x 440/100= 59.989 + 14.256∴ ? = 74.245 x 100/0.5 = 14849
Number System The average of five consecutive even numbers A, B, C, D and E is 54. What is the product of'B' and 'E' ? 3016 2871 4098 1456 3016 2871 4098 1456 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because, The even numbers are consecutive and their average is 54.∴ The number C will be 54.∴ A = 50, B = 52, D = 56, E = 58B x E = 52 x 58 = 3016
Number System If the difference between a number and two-fifths of that number is 45 what is the number ? 76 78 75 77 76 78 75 77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x ∴ x - 2x/5 = 45∴ x = 75
Number System If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is: 180 28 160 12 180 28 160 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then, x + y = 20 and x - y = 8x2 - y2 = (x + y)(x - y) = 20 * 8 = 160.
Number System Twenty times a positive integer is less than its square by 96. What is the integer? Cannot be determined 24 30 20 Cannot be determined 24 30 20 ANSWER DOWNLOAD EXAMIANS APP
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