Number System What is the difference between the local value of 7 and 5 in the number 2574? 570 413 430 403 570 413 430 403 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
Number System 106 * 106 - 94 * 94 = ? 2400 2000 1906 1904 2400 2000 1906 1904 ANSWER DOWNLOAD EXAMIANS APP
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 93/77 73/77 83/77 77/73 93/77 73/77 83/77 77/73 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System The difference between a two-digit number and the number obtained by interchanging its two digits is 45. The sum of the digit of the number is 9. What is the product of the two digits of the number? 13 14 15 12 13 14 15 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y.Therefore, x + y = 9 ..................(i)10x + y - (10y + x) = 4510x + y - 10y - x = 45Therefore, x - y = 5 ..................(ii)From (i) and (ii), x = 7, y = 2Number = 72Therefore, = x x y = 7 x 2 = 14
Number System 0.333 .... × 0.444 .... is equal to 0.121212 .... 0.148148148 .... 1.333 .... 0.777 .... 0.121212 .... 0.148148148 .... 1.333 .... 0.777 .... ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.148148148 ....
Number System How many numbers up to 200 are divisible by 2 and 3 both? 35 33 27 29 35 33 27 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 200/6 = 33 2/6 => 33 Numbers
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