Number System A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? 0 7 11 5 0 7 11 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39 + 20 = 59/13 = 7 (Remainder)
Number System In how many different ways can the letters of the word CORPORATION be arranged ? 2326400 None of these 1326400 3326400 2326400 None of these 1326400 3326400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP CORPORATION = 11 letters 'O' comes thrice,'R' twice.∴ total no. of ways = 111/3121 = 3326400
Number System If (17)3 is subtracted from the square of a number, the answer so obtained is 2143. What is the number ? 84 81 83 82 84 81 83 82 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (17*17*17) = 2143or x² = 2143 + 4913 = 7056∴ x = 84
Number System Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is: 10 6 4 5 10 6 4 5 ANSWER DOWNLOAD EXAMIANS APP
Number System What should come in place of the question mark (?) in the given number series ? 888, 888, 444, 148, ?, 7.4 36 37 38 39 36 37 38 39 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let x be the missing number.Then888/888 = 1,888/444 = 2,444/148 = 3,148/x = 4= x = 148/4 = 37 and 37/7.4 = 5
Number System 217 * 217 + 183 * 183 = ? 81268 79698 80698 80578 81268 79698 80698 80578 ANSWER DOWNLOAD EXAMIANS APP
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