Number System 93296 - 45874 + 20382 - 56817 = ? 109867 109887 109877 109857 109867 109887 109877 109857 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 113678 - 102691 = 109887
Number System The cost of 87 pens and 29 pencils is `783. What is the cost of 90 pens and 30 pencils ? Rs. 830 Rs. 810 Rs. 820 Rs. 800 Rs. 830 Rs. 810 Rs. 820 Rs. 800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the price of a pen be 'x' and that of pencil be 'y' Then 87x + 29y = 783Multiplying eqn (i) by 30/29 we get (87x) x 30/29 + (29y) 30/29 = 783 x 30/29∴ 90x + 30y = 810
Number System 35 + 15 * 1.5 = ? 51.5 75 5.25 57.5 51.5 75 5.25 57.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp. = 35 + 15 * 3/2 = 35 + 45/2 = 35 + 22.5 = 57.5
Number System What is the difference between the local values of 3 in the number 53403? 0 3030 2997 3003 0 3030 2997 3003 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System The sum of the two digits of a two-digit number is 15 and the difference between the two digits of the two digit number is 3. What is the product of the two digits of the two digit number ? 54 14 36 None of these 54 14 36 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10 x + yWhere x > yAccording to the question,x + y = 15 and x - y = 3Solving both the equations,x = 9, y = 6∴ x x y = 9 x 6 = 54
Number System (4 86%of 6500) ÷ 36 =? 877.5 677.5 777.5 977.5 877.5 677.5 777.5 977.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 877.5
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