Number System Supply the missing figure : 3, 11, 8, 16, 13 .... 18 21 28 12 18 21 28 12 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System If a number is subtracted from its square we get 272. Find the number? 14 17 22 24 14 17 22 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System The product of two consecutive position odd numbers is 6723. What is the smaller number? 71 83 79 74 71 83 79 74 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP n x (n + 2) = 6723= n² + 2n - 6723 = 0= n² + 83n - 81n - 6723 = 0= n(n + 83) - 81 (n + 83) = 0Therefore, (n - 81) (n + 83) = 0Therefore, n = 81, n + 2 = 83
Number System Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is: 4 6 5 10 4 6 5 10 ANSWER DOWNLOAD EXAMIANS APP
Number System Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. None of these 9565 9125 9974 None of these 9565 9125 9974 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.
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