Number System In how many different ways can the letters of the word ANATOMY be arranged ? 2508 2520 2504 2510 2508 2520 2504 2510 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Here total letters are 7 but A comes twice.Therefore, Numbers of arrangements = 7!/2! = 2520
Number System What is the least number to be subtracted from 696 to make it a perfect square? 16 20 1 71 16 20 1 71 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The numbers less than 696 and are squares of certain numbers are 676, 625.The least number that should be subtracted from 696 to make it perfect square = 696 - 676 = 20.
Number System If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is: 160 12 28 180 160 12 28 180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then, x + y = 20 and x - y = 8x2 - y2 = (x + y)(x - y) = 20 * 8 = 160.
Number System (444 x 44 x 4) ÷ 40 ? 1953.6 2053.6 2153.6 1853.6 1953.6 2053.6 2153.6 1853.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 444 x 44 x 4/40 = 1953.6
Number System 35%of ?=242 693 542 394 487 693 542 394 487 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 693
Number System √2304 x √? = 2832 3481 3581 3381 3681 3481 3581 3381 3681 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √2304 x √? = 2832= 48 x √? = 2832= √? = 2832/48 = 59∴? = 59 x 59 = 3481