Number System What is 432 times 119 ? 50408 52408 51408 53408 50408 52408 51408 53408 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. 432 x 119 = 51408
Number System A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? 5 7 11 0 5 7 11 0 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39 + 20 = 59/13 = 7 (Remainder)
Number System The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is? 5 3 7 11 5 3 7 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 25xy = 144(x- y)2 = (x + y)2 – 4xy(x- y)2 = 625 – 576 => (x – y) = 7
Number System (12.11)2 + (?)2 = 732.2921 24.2 20.2 17.2 14.2 24.2 20.2 17.2 14.2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 24.2
Number System The difference between 78% of a number and 59% of the same number is 323. What is 62% of that number ? Rs. 1054 Rs. 945 Rs. 986 Rs. 926 Rs. 1054 Rs. 945 Rs. 986 Rs. 926 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 16.23 x 12.9 + 17.32 = ? 226.687 None of these 236.687 246.687 226.687 None of these 236.687 246.687 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 16.23 x 12.9 + 17.32= 209.367 + 17.32= 226.687
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