Number System In a division sum, the remainder is 0. As student mistook the divisor by 12 instead of 21 and obtained 35 as quotient. What is the correct quotient? 13 12 0 20 13 12 0 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = (12 * 35) = 420Correct quotient = 420/21 = 20
Number System A certain number successively divided by 2, 5 and 7 leaves remainders 1, 2 and 3 respectively. When the same number is divided by 70, what is the remainder? 35 34 33 36 35 34 33 36 ANSWER DOWNLOAD EXAMIANS APP
Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 65 45 35 55 65 45 35 55 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45
Number System Find the least number which when divided by 35 and 11 leaves a remainder of 1 in each case. 391 388 384 386 391 388 384 386 ANSWER DOWNLOAD EXAMIANS APP
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 67 78 68 63 67 78 68 63 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can the letters of the word CORPORATION be arranged ? 3326400 1326400 None of these 2326400 3326400 1326400 None of these 2326400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP CORPORATION = 11 letters 'O' comes thrice,'R' twice.∴ total no. of ways = 111/3121 = 3326400
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