Number System The Twenty-First Century will start on January 1 in the year 2101 2000 2100 2001 2101 2000 2100 2001 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2001
Number System 1827÷ 36 x ?=162.4 3.2 2.6 4.3 1.9 3.2 2.6 4.3 1.9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
Number System Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 118 116 112 114 118 116 112 114 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System If a number is multiplied by. three-fourth of itself, the value thus obtained is 10800. What is that number ? 260 180 120 60 260 180 120 60 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 3x/4 = 10800= x² = 10800 x 4/3 = 14400∴ x = √14400 = 120
Number System The sum of the digits of a two digit number is 12. If the new number formed by reversing the digits is greater than the original number by 54, then what will be the original number? 39 49 59 69 39 49 59 69 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39
Number System What is the least number that should be added to 5200 to make it a perfect square ? 225 288 275 129 225 288 275 129 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP We sec (73)² = 5329 and (72)² = 5184ie 5329 > 5200 > 5184So 129 should be added to make is perfect square.
EXAMIANS