Number System (3² x 4² x 5) ÷ 36 = (?)² - 80 16 10 12 14 16 10 12 14 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 3² x 4² x 5/36 + 80= 20 + 80 = 100∴ ? = √100 = 10
Number System Find the smallest number which when divided by 13 and 16 leaves respective remainders of 2 and 5. 197 187 219 207 197 187 219 207 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 'N' is the smallest number which divided by 13 and 16 leaves respective remainders of 2 and 5.Required number = (LCM of 13 and 16) - (common difference of divisors and remainders) = (208) - (11) = 197.
Number System A number when multiplied by five times of itself give the value equal to 1445. What is the number ? 15 17 16 18 15 17 16 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17
Number System Complete the series : 11, 12, 17, 18, 23, 24 ... 14 None of these 30 12 14 None of these 30 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP None of these
Number System If the difference between a number and its three-fourth is 18, find the number. 72 57 61 68 72 57 61 68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x - 3x/4 = 18= x/4 = 18= x = 4 x 18 = 72
Number System Find the least number with which 16200 should be multiplied, to make it a perfect cube. 48 360 36 45 48 360 36 45 ANSWER DOWNLOAD EXAMIANS APP
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