Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2506 2527 2607 2517 2506 2527 2607 2517 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
Number System What is the least number that should be added to 5200 to make it a perfect square ? 225 275 129 288 225 275 129 288 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.
Number System The Twenty-First Century will start on January 1 in the year 2000 2101 2001 2100 2000 2101 2001 2100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2001
Number System If one-third of one fourth of a number is 15, then three-tenth of that number is: 35 25 54 45 35 25 54 45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,1/3 of 1/4 of x = 15x = 15 * 12 = 180So, required number = (3/10 * 180) = 54.
Number System The sum of 8 consecutive odd numbers is 656. Also average of four consecutive even numbers is 87. What is the sum of the smallest odd number and second largest even number ? 167 158 163 160 167 158 163 160 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Average of 8 consecutive odd numbers = 656/8 = 82∴ Fourth number = 82 - 1 = 81∴ First numbers = 75Average of 4 even numbers = 87∴ Second even number = 87 - 1 = 86Second largest even number = 88∴ Required sum = 75 + 88 = 163
Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 42 90 69 72 42 90 69 72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
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