Number System 6.4 x 8.5 x 25/3.2 x 12.5 = ? 3.4 5.6 2.3 4.5 3.4 5.6 2.3 4.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 6.4 x 8.5 x 2.5/3.2 x 12.5 = 3.4
Number System Find the least number which when divided by 35 and 11 leaves a remainder of 1 in each case. 391 388 386 384 391 388 386 384 ANSWER DOWNLOAD EXAMIANS APP
Number System 1051.64 - 159.42 - 96.84 + 162.37 - 940.26 + 504 = ? 511.49 501.49 521.49 491.49 511.49 501.49 521.49 491.49 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1718.01 - 1196.52 = 521.49
Number System What should come in the place of question mark (?) in the number series given below? 157 160 158 159 157 160 158 159 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 160
Number System The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is? 3 5 11 7 3 5 11 7 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 The sum of four consecutive even numbers is 36. Find the sum of the squares of these numbers? 296 388 252 344 296 388 252 344 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four numbers be x, x + 2, x + 4 and x + 6.=> x + x + 2 + x + 4 + x + 6 = 36=> 4x + 12 = 36 => x = 6The numbers are 6, 8, 10 and 12.Sum of their squares = 62 + 82 + 102 + 122 = 36 + 64 + 100 + 144 = 344.
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