Number System The sum of four consecutive even numbers is 36. Find the sum of the squares of these numbers? 344 252 388 296 344 252 388 296 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four numbers be x, x + 2, x + 4 and x + 6.=> x + x + 2 + x + 4 + x + 6 = 36=> 4x + 12 = 36 => x = 6The numbers are 6, 8, 10 and 12.Sum of their squares = 62 + 82 + 102 + 122 = 36 + 64 + 100 + 144 = 344.
Number System In a fraction, twice the numerator is two more than the denominator. If 3 is added to the numerator and the denominator each, then the resultant fraction will be 2/3 .What was the original fraction 7/12 19/12 17/12 11/12 7/12 19/12 17/12 11/12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/12
Number System A number consists of two digits. If 3/5 of 1/5 of the number is 9. Find the sum of its two digits? 12 8 7 60 12 8 7 60 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/5 * 1/5 = 9x = 75 => 7 + 5 = 12
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6893 6993 693 6093 6893 6993 693 6093 ANSWER DOWNLOAD EXAMIANS APP
Number System Complete the series : 11, 12, 17, 18, 23, 24 ... 12 None of these 14 30 12 None of these 14 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP None of these
Number System 1089/? = ?/1296 1348 1188 1082 1278 1348 1188 1082 1278 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 1089 x 1296(?)²= (11 x 11 x 9) x (12 x 12 x 9)(?)= 11 x 12 x 9= 1188
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