Number System If a number is subtracted from its square we get 272. Find the number? 22 17 24 14 22 17 24 14 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System Two-third of a positive number and 25/216 of its reciprocal are equal. The number is: 12/5 5/12 144/25 25/144 12/5 5/12 144/25 25/144 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 difference between 35% of a number and 18% of the same number is 93.5 then what is the 40% of that number ? 225 220 232 245 225 220 232 245 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Diff = (35 - 18)% of x = 93.517x/100 = 93.5Therefore, x = 550Therefore, 40% of 550 = 220
Number System The sum of three consecutive numbers is 87. The greatest among these three number is: 29 30 28 26 29 30 28 26 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x, x + 1 and x + 2 Then,x + (x + 1) + (x + 2) = 873x = 84x = 28Greatest number, (x + 2) = 30.
Number System 68375 + 72848 - ? = 34346 + 49569 58308 None of these 57308 59308 58308 None of these 57308 59308 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308
Number System What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? 6084 5084 6184 6048 6084 5084 6184 6048 ANSWER DOWNLOAD EXAMIANS APP
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