Number System 3251 + 587 + 369 - ? = 3007 1200 1375 1300 1250 1200 1375 1300 1250 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 4207 - x = 3007 Then, x = 4207 - 3007 = 1200
Number System 480% of 350 + 620% of 275 = ? 5385 3385 4385 2385 5385 3385 4385 2385 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 480 x 350/100 + 620 x 275/100= 1680 + 1705 = 3385
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 43900 53900 33900 23900 43900 53900 33900 23900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System If the average of two numbers is 88.5 and one number is 5.5 less than the average. Find out the next number. 91 94 86 97 91 94 86 97 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 94
Number System If (17)3 is subtracted from the square of a number, the answer so obtained is 2143. What is the number ? 81 83 82 84 81 83 82 84 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (17*17*17) = 2143or x² = 2143 + 4913 = 7056∴ x = 84
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 ? 36 None of these 14 54 36 None of these 14 54 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
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