Number System Find the least number which when divided by 35 and 11 leaves a remainder of 1 in each case. 384 386 391 388 384 386 391 388 ANSWER DOWNLOAD EXAMIANS APP
Number System The square root of 3 + “5 is : “(5/2) + “(1/2) “3 /2 - 1/”2 “5 /2 - 1/”2 “3 /2 + 1/”2 “(5/2) + “(1/2) “3 /2 - 1/”2 “5 /2 - 1/”2 “3 /2 + 1/”2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP “(5/2) + “(1/2)
Number System When 732 is subtracted form the square of a number, the answer that is obtained is 5280. What is the number? 103 99 97 101 103 99 97 101 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 - 732 = 5280 x2 = 5280 + (70+3)2 = 5280 + 4900 + 420 + 9 = 10609= 10000 + 2(100)(3) + 32 = (100 + 3)2x = 100 + 3 = 103.
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? 15 12 14 13 15 12 14 13 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 How many numbers up to 100 are divisible by 7? 93 14 107 100 93 14 107 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
Number System Find out the smallest possible number which will be divisible by 1122 as well as 153. 3366 4366 1366 2366 3366 4366 1366 2366 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3366
EXAMIANS