Number System If R2 = S3 = K, where R, S and K are integers. Find the smallest positive integral value of K. (Greater than 1) 75 64 54 88 75 64 54 88 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 64
Number System The square root of 3 + “5 is : “(5/2) + “(1/2) “5 /2 - 1/”2 “3 /2 - 1/”2 “3 /2 + 1/”2 “(5/2) + “(1/2) “5 /2 - 1/”2 “3 /2 - 1/”2 “3 /2 + 1/”2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP “(5/2) + “(1/2)
Number System The difference between 68% of a number and 35% of the same number is 1216. What is 28% of the number ? 1043.75 1037.75 1031.75 1027.75 1043.75 1037.75 1031.75 1027.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore 68x / 100 - 35x / 100 = 1216 Therefore x = 1216 x 100 / 33Therefore 28% of x = 28x / 100 = 1216 x 100 / 33 x 28 / 100= 1216 x 100 x 28 / 33 x 1/100 = 1031.75
Number System What is the value of 8/11 of 5/7 of 96% of 28875 ? 12900 13800 15400 14400 12900 13800 15400 14400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = 8 x 5 x 96 x 28875/11 x 7 x 100 = 14400
Number System Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number 15 5 7.5 4 15 5 7.5 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5
Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 90 72 69 42 90 72 69 42 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
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