Number System If the fractions8/5,7/2,9/5,5/4,4/5 are arranged in descending order of their values, which one will be fourth? 11/13 7/9 5/4 1/3 11/13 7/9 5/4 1/3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/4
Number System √207.36 = ? 16.7 14.4 15.7 12.3 16.7 14.4 15.7 12.3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √207.36 = √20736/√100 = 144/10 = 14.4
Number System What should come in the place of ' ? ' in the following number series ? 2, 5, 9, 19, 37, ? 76 75 78 77 76 75 78 77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2 x 2 + 1 = 5;5 x 2 - 1 = 99 x 2 + 1 = 19: 19 x 2 - 1 = 3737 x 2 + 1 = 75
Number System The difference between two integers is 5. Their product is 500. Find the numbers. 20, 25 21, 26 15, 20 30, 25 20, 25 21, 26 15, 20 30, 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the integers be x and (x + 5). Then, x(x + 5) = 500 x2 + 5x - 500 = 0 (x + 25)(x - 20) = 0 x = 20So, the numbers are 20 and 25.
Number System Write the next number in the series : 14, 16, 13, 17, 12, 18, 11 .... 15 19 7 1 15 19 7 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 19
Number System In how many different ways can the letters of the word 'FRUGAL'be arranged ? 660 720 556 515 660 720 556 515 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In FRUGAL there ae six difference letters Therefore, 6 ! = 6 x 5 x 4 x 3 x 2 x 1 = 720
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