Number System When 102 is reduced from a number, the number gets reduced by 88%. What is that number ? 750 650 850 550 750 650 850 550 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 850
Number System If A = 1, B = 3, C = 5 and so on, what do the numbers 3, 9, 7 stand for CAR BED CAT BAT CAR BED CAT BAT ANSWER EXPLANATION DOWNLOAD EXAMIANS APP BED
Number System What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345? 2105 2435 2345 5243 2105 2435 2345 5243 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2000 + 300 + 40 + 5 = 2345
Number System Complete the series : 81, 69, 58, 48, 39 ........ 28 30 31 29 28 30 31 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
Number System If the sum of four consecutive numbers is 370, which the following is the third lowest number among them 90 91 89 92 90 91 89 92 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four consecutive numbers be x, (x + 1), (x + 2), (x + 3) thenx + (x + 1) + (x + 2) + (x + 3) = 370= 4x + 6 = 370∴ x = 364/4 = 91∴ third lowest number among them = x + 1= 91 + 1 = 92
Number System The difference between a two-digit number and the number obtained by interchanging its two digits is 45. The sum of the digit of the number is 9. What is the product of the two digits of the number? 14 15 13 12 14 15 13 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y.Therefore, x + y = 9 ..................(i)10x + y - (10y + x) = 4510x + y - 10y - x = 45Therefore, x - y = 5 ..................(ii)From (i) and (ii), x = 7, y = 2Number = 72Therefore, = x x y = 7 x 2 = 14
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