Number System In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is: 2568 5336 9865 6890 2568 5336 9865 6890 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5336
Number System Find the least number which when divided by 35 and 11 leaves a remainder of 1 in each case. 391 388 386 384 391 388 386 384 ANSWER DOWNLOAD EXAMIANS APP
Number System Given √2 = 1.414, the value of √8 + 2√32 - 3√128 + 4√50 is 8.684 8.484 8.584 8.784 8.684 8.484 8.584 8.784 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8.484
Number System The difference between a two-digit number and the number obtained by interchange the two digits of the number is 27. If the sum of the two digits of the number is 13, what is their product ? 38 37 39 40 38 37 39 40 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y.∴ 10x + y - (10y + x) = 27or 9x - 9y = 27∴ x - y = 3 .......(I)x + y = 13 .......(II)From eqn (I) and (II)x = 8 and y = 5.So the number = 85Therefore, product = 8 x 5 = 40
Number System The digit in unit's place of a three digit number is thrice the digit in ten's place & the digit in hundred's place is two-third of the digit in ten's place. If the sum of three digits of number is 14 211 215 221 239 211 215 221 239 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x.∴ Unit's digit = 3xHundered's digit = 2x/3∴ x + 3x + 2x/3 = 14= 3x + 9x + 2x = 14 x 3= 14x = 14 x 3= x = 3∴ Number = 239
Number System √343 = ? 19 20 21 18 19 20 21 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √343 = 18
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