Number System Two-third of a positive number and 25/216 of its reciprocal are equal. The number is: 144/25 25/144 5/12 12/5 144/25 25/144 5/12 12/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,2/3 x = 25/216 * 1/xx2 = 25/216 * 3/2 = 25/144 x = 5/12
Number System The sum of the digits of a two digit number is 12. If the new number formed by reversing the digits is greater than the original number by 54, then what will be the original number? 59 49 69 39 59 49 69 39 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39
Number System On dividing 2272 as well as 875 by 3-digit number N, we get the same remainder. The sum of the digits of N is: 10 13 12 11 10 13 12 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Clearly, (2272 - 875) = 1397, is exactly divisible by N.Now. 1397 = 11 * 127The required 3-digit number is 127, the sum of whose digit is 10.
Number System Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. 9974 None of these 9565 9125 9974 None of these 9565 9125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Since the difference between the divisors and the respective remainders is not constant, back substitution is the convenient method. None of the given numbers is satisfying the condition.
Number System In a fraction, twice the numerator is two more than the denominator. If 3 is added to the numerator and the denominator each, then the resultant fraction will be 2/3 .What was the original fraction 19/12 7/12 17/12 11/12 19/12 7/12 17/12 11/12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/12
Number System (2560 x 1.4) +(7400 x 0.6) =? 9160 8024 6543 7234 9160 8024 6543 7234 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8024
EXAMIANS