Number System Subtracting 30 from a number, the remainder is one fourth of the number. Find the number? 30 40 22 1/2 45 30 40 22 1/2 45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/4 x = 30 => x = 40
Number System The difference between a two-digit number and the number obtained by interchanging the two digits is 63. Which is the smaller of the two numbers? 92 70 Cannot be determined 29 92 70 Cannot be determined 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x and units digit by y.Then,(10x + y) - (10y + x) = 639(x - y) = 63x - y = 7Thus, none of the numbers can be determined.
Number System One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number? 3 7 9 5 3 7 9 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x/2 – x/3 = 6=> x =63 + 6 = 9
Number System √343 = ? 21 18 19 20 21 18 19 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √343 = 18
Number System Supply the missing figure : 2, 6, 12, 20, 30 ... 56 42 39 40 41 42 39 40 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 42
Number System A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? 5 11 7 0 5 11 7 0 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39 + 20 = 59/13 = 7 (Remainder)
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