Number System What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345? 2105 5243 2345 2435 2105 5243 2345 2435 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2000 + 300 + 40 + 5 = 2345
Number System A, B, C, D and E are consecutive even numbers respectively. The average of 5 numbers is 82. What is the product of C and E ? 6383 6363 6373 6353 6383 6363 6373 6353 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4 = 5 x 82= 5x + 10 = 410 = 5x = 400= x = 400/5 = 80 ∴ A = 80C = 82and E = 84= C x E = 82 x 84 = 6383
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 83/77 93/77 77/73 73/77 83/77 93/77 77/73 73/77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System 74698 + 365 + 85213 + 95 = ? 160371 160351 160341 160361 160371 160351 160341 160361 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 74698 + 365 + 85213 + 95 = 160371
Number System The product of two consecutive position odd numbers is 6723. What is the smaller number? 74 79 83 71 74 79 83 71 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP n x (n + 2) = 6723= n² + 2n - 6723 = 0= n² + 83n - 81n - 6723 = 0= n(n + 83) - 81 (n + 83) = 0Therefore, (n - 81) (n + 83) = 0Therefore, n = 81, n + 2 = 83
Number System 56.21 +2.36+5.41 —21.4+1.5=? 54.08 64.08 34.08 44.08 54.08 64.08 34.08 44.08 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 44.08
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