Number System What is 846 times 323 ? 293798 273258 264258 283298 293798 273258 264258 283298 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 846 x 323 = 273258
Number System A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is: 24 27 22 30 24 27 22 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 27
Number System If (74)² is added to the square of a number the answer so obtained is 7780. What is the number ? 49 47 48 50 49 47 48 50 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.or, x² + (74)² = 7780or, x² = 7780 - 5476 = 2304∴ x = 48
Number System What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3? 43893 70983 43983 43883 43893 70983 43983 43883 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 74330 Largest30347 Smallest-------------43983
Number System In a pair of fractions, fraction A is twice the fraction B and the product of two fractions is 2/25. What is the value of fraction A? 1/25 Data inadequate 2/5 1/5 1/25 Data inadequate 2/5 1/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A = 2B => B = 1/2 A, so, AB = 2/25 1/2 A2 = 2/25A2 = 4/25 A = 2/5
Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 480 485 490 495 480 485 490 495 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
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