Number System √360 - 225 x 2 + 379 = ? 20 18 19 17 20 18 19 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √360 - 225 x 2 + 379 = √360 - 450 + 379 = √289= 17
Number System What should come in place of the question mark (?) in the following number series ? 888 888 444 148 ? 7.4 29 35 33 37 29 35 33 37 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 888 ÷ 1 = 888888 ÷ 2 = 444444 ÷ 3 = 148148 ÷ 4 = 3737 ÷ 5 = 7.4
Number System What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ? 75 76 78 77 75 76 78 77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is: +9, +11, +13, +15, +17
Number System √2304 x √? = 2832 3581 3681 3481 3381 3581 3681 3481 3381 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √2304 x √? = 2832= 48 x √? = 2832= √? = 2832/48 = 59∴? = 59 x 59 = 3481
Number System A number exceeds by 25 from its 3/8 part. Then the number is? 40 39 35 32 40 39 35 32 ANSWER DOWNLOAD EXAMIANS APP
Number System If the difference between the squares of two consecutive numbers is 47, what is the smaller number ? 25 24 23 26 25 24 23 26 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be (x + 1) and x.Therefore, (x + 1)² - x² = 47x² + 2x + 1 - x² = 472x + 1 = 47Therefore, x = 46/2 = 23
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