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 ? 27 30 29 28 27 30 29 28 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 If the sum of one-half of a number exceeds one-third of that number by 7 1/3, the number is: 30 20 15 18 30 20 15 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,(1/2 x + 1/5 x) - 1/3 x = 22/311/30 x = 22/3x = 20
Number System If 5/7 of a number is 145, what is 180% of that number ? 365.4 375.4 355.4 345.4 365.4 375.4 355.4 345.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 5/7 = 145∴ x = 145 x 7/5 = 203Now, 203 x 180/100 = 365.4
Number System What is 25/2% of 482 times of 183 ? 12025.75 11050.75 12025.50 11025.75 12025.75 11050.75 12025.50 11025.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 25/2% of [482 x 183]= 25/2% of 88206= 25/2 x 88206 / 100= 88206 / 8= 11025.75
Number System In how many different ways can the letters of word "COLLEGE" be arranged ? 1240 1300 1260 1280 1240 1300 1260 1280 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 7!/2!2! = 1260(∵ L and E come twice)
Number System How many figures are required for numbering the pages of a book containing 1000 pages? 6489 2893 3892 2883 6489 2893 3892 2883 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS