Number System What number should come in the place of (?) in the following number series ? 1, 4, 9, 25, 49, ?, 169, 289, 361 321 225 11 121 321 225 11 121 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is (Prime No.)²So it is (11)² = 121
Number System (164 x 175) x ? = 258300 11 9 5 2 11 9 5 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System In how many different ways can the letters of the word "MOBILIZE" be arranged ? 17453 20160 19765 18456 17453 20160 19765 18456 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The word MOBILIZE has eight letters in which I comes twice ∴ Number of arrangements = 8!/2! = 20160
Number System Complete the series : 11, 12, 17, 18, 23, 24 ... 30 14 12 None of these 30 14 12 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP None of these
Number System If the sum of 4 consecutive odd numbers is 104, what will be the third number if they are arranged in ascending order ? 30 28 27 29 30 28 27 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the consecutive odd number be x, x + 2, x + 4 and x + 6 respectively.According to the question x + x + 2 + x + 4 + x + 6 = 104 = 4x + 12 = 104 = 4x = 104 - 12 = 92∴ x = 92/4 = 23∴ Required number = x + 4= 23 + 4 = 27
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 63 68 78 67 63 68 78 67 ANSWER DOWNLOAD EXAMIANS APP
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