Number System In how many different ways can the letters of the word CORPORATION be arranged ? 3326400 None of these 1326400 2326400 3326400 None of these 1326400 2326400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP CORPORATION = 11 letters 'O' comes thrice,'R' twice.∴ total no. of ways = 111/3121 = 3326400
Number System What is the value of ? in the following equations ? 72/? = ?/50 100 80 60 40 100 80 60 40 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 72 x 50= (6 x 6 x 2) x (5 x 5 x 2)= (6 x 5 x 2)² = (60)²∴ ? = 60
Number System If the following fractions 7/6, 6/7, 5/3, 8/13 and 6/5 are arranged in descending order, which will be the last in the series? 6/13 7/13 8/13 9/13 6/13 7/13 8/13 9/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/6 = 1.166, 6/7 = 0.857,5/3 = 1.66,8/13 = 0.615,6/5 = 1.2Therefore, 5/3 > 6/5 > 7/6 > 6/7 > 8/13
Number System What is the difference between the local values of 3 in the number 53403? 2997 0 3030 3003 2997 0 3030 3003 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345? 2345 5243 2105 2435 2345 5243 2105 2435 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2000 + 300 + 40 + 5 = 2345
Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. 120 30 55 None of these 120 30 55 None of these ANSWER DOWNLOAD EXAMIANS APP
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