Number System Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is: 6 10 4 5 6 10 4 5 ANSWER DOWNLOAD EXAMIANS APP
Number System (12)² - (4.4)² - (0.04)² = ? 129.6384 125.6384 124.6384 131.6384 129.6384 125.6384 124.6384 131.6384 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (12)² - (4.4)² - (0.04)²= 144 - 19.36 - 0.0016= 124.64 - 0.0016= 124.6384
Number System If the of a two-digit number are interchanged, the number so obtained is greater than the original number by 18. If the sum of the two digits of the number is 14. What is the original number ? 68 62 64 66 68 62 64 66 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be 10x + y.No. formed by the interchange of digits = 10y + xWe have y - x = 2 .........(i)y + x = 14 .........(ii)Solving (i) and (ii), we get x = 6, and y = 8∴ the no. is 68.
Number System Supply the missing figure : 3, 11, 8, 16, 13 .... 18 28 21 18 12 28 21 18 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System 480% of 350 + 620% of 275 = ? 5385 3385 4385 2385 5385 3385 4385 2385 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 480 x 350/100 + 620 x 275/100= 1680 + 1705 = 3385
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