Number System Sum of the digits number is 8 and their product is 12. Find the difference between the digits? 4 2 None 6 4 2 None 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 8xy = 12(x – y)2 = (x + y)2 – 4xy (x – y)2 = 64 – 48 => (x – y) = 4
Number System What number should replace both the question marks (?) in the following question ? 83 84 85 82 83 84 85 82 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 84
Number System 64% of 2650+40% 0f 320=? 1247 1578 2096 1824 1247 1578 2096 1824 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1824
Number System Three numbers are in ratio of 3: 4 :5. If the sum of first & third numbers is more than second number by 52, which will be largest number? 34 23 65 78 34 23 65 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65
Number System A canteen requires 17 dozen of eggs per week. How many eggs will it require from January 1 to February 11 ? 525 1224 820 987 525 1224 820 987 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of days from Jan 1 to Feb 11th= 31 + 11 = 42 days = 6 weeks∴ Total eggs =17 x 12 x 6 = 1224
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