Number System If R2 = S3 = K, where R, S and K are integers. Find the smallest positive integral value of K. (Greater than 1) 64 88 75 54 64 88 75 54 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 64
Number System √9216 + √15376 = ? 227 231 224 220 227 231 224 220 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √9216 + √15376= 96 + 124= 220
Number System The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is: 84 54 72 48 84 54 72 48 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the second number be x. Then, first number = 2x and third number = 2x/3.2x + x + 2x/3 = 26411x/3 = 264x = 72
Number System I. 3x2-14x + 8 = 0 II. 2y2 - 1 7 y + 36 = 0 if x <= y if x > y if x >= y if x < y if x <= y if x > y if x >= y if x < y ANSWER EXPLANATION DOWNLOAD EXAMIANS APP l. 3x2 - 12x - 2x + 8 = 0or 3x(x - 4) -2 (x -4) = 0∴ x = 4, 2/3ll. 2y2 - 8y - 9y + 36 = 0or 2y (y - 4) -9 (y - 4) = 0or (2y - 9) (y - 4) = 0∴ y = 4, 9/2
Number System The difference between 35% of a number and 18% of the same number is 93.5 then what is the 40% of that number ? 232 245 225 220 232 245 225 220 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Diff = (35 - 18)% of x = 93.517x/100 = 93.5Therefore, x = 550Therefore, 40% of 550 = 220
Number System What will be the next number in the following number series ? 162 191 177 182 162 191 177 182 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1² + 1, 3² + 3, 5² + 5, 7² + 7
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