Number System 1051.64 - 159.42 - 96.84 + 162.37 - 940.26 + 504 = ? 501.49 511.49 491.49 521.49 501.49 511.49 491.49 521.49 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1718.01 - 1196.52 = 521.49
Number System The sum of the present age of a father and a son is 60 years. Five years before, the age of the father was four times that of son. What is the present age of the son ? 25 years 15 years 21 years 18 years 25 years 15 years 21 years 18 years ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the father's age be x and son's age yTherefore, x + y = 60 ....................(i)Five years back, (x - 5) = 4 (y - 5)x - 4y = - 15 ......................(2)Solving (1) and (2), x = 45 and y = 15
Number System 384×12×2=? 8465 7487 6123 9216 8465 7487 6123 9216 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9216
Number System In how many different ways can the letters of the word 'FRUGAL'be arranged ? 720 556 515 660 720 556 515 660 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
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 5 11 3 0 5 11 3 0 ANSWER DOWNLOAD EXAMIANS APP
Number System The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is: 54 84 72 48 54 84 72 48 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the second number be x. Then, first number = 2x and third number = 2x/3.2x + x + 2x/3 = 26411x/3 = 264x = 72
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