Number System What is the remainder when 263251 is divided by 9? 1 6 3 8 1 6 3 8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP If the sum of the digits of a number is divisible by 9, the number will be divisible by 9.2 + 6 + 3 + 2 + 5 + 1 = 19The nearest multiple of 9 is 18.19 - 18 = 1.
Number System The difference between 78% of a number and 59% of the same number is 323. What is 62% of that number ? Rs. 945 Rs. 1054 Rs. 926 Rs. 986 Rs. 945 Rs. 1054 Rs. 926 Rs. 986 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.78% of x - 59% of x = 323= 78x - 59x/100 = 323= 19x/100 = 323∴ x = 323 x 100/19 = 1700= 62% of 1700 = 1700 x 62/100 = 1054
Number System What is the least number, which is perfect square but contains 2700 as its factor? 2700 1800 10800 5400 2700 1800 10800 5400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
Number System If the fractions8/5,7/2,9/5,5/4,4/5 are arranged in descending order of their values, which one will be fourth? 11/13 5/4 1/3 7/9 11/13 5/4 1/3 7/9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/4
Number System How many figures are required for numbering the pages of a book containing 1000 pages? 6489 3892 2883 2893 6489 3892 2883 2893 ANSWER DOWNLOAD EXAMIANS APP
Number System If 35% of a number is 899.5, what is 68% of that number ? 2247.6 1747.6 1847.6 1547.6 2247.6 1747.6 1847.6 1547.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Suppose the number is x.Then 35% of x = 899.5∴ 68% of x = 68/35 x 899.5 = 1747.6
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