Number System What is the sum of 1 + 2 + 3+ ... + 27 ? 396 378 343 382 396 378 343 382 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Sum = 27 x (27 + 1)/2= 27 x 28/2= 27 x 14= 378
Number System What is the least number that should be added to 5200 to make it a perfect square ? 129 225 288 275 129 225 288 275 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 On dividing number by 5, we get 3 as remainder. What will be the remainder when the square of this number is divided by 5? 0 1 4 2 0 1 4 2 ANSWER DOWNLOAD EXAMIANS APP
Number System Find out the smallest possible number which will be divisible by 1122 as well as 153. 4366 2366 1366 3366 4366 2366 1366 3366 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3366
Number System By how much is 3/5th of 875 greater than 2/3 of 333? 303 233 199 362 303 233 199 362 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/5th of 875 is greater than 2/3rd of 333= 3/5 * 875 - 2/3 * 333= 525 - 222 = 303.
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