Number System √207.36 = ? 15.7 16.7 14.4 12.3 15.7 16.7 14.4 12.3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √207.36 = √20736/√100 = 144/10 = 14.4
Number System 7.8% of 12.5 + 2.5% of 161 = ? 9 12 5 2 9 12 5 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5
Number System A number when divided by 221 gives a remainder 43, what remainder will be obtained by dividing the same number 17? 10 5 11 9 10 5 11 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 221 + 43 = 264/17 = 9 (Remainder)
Number System (800 / 64) * (1296 / 36) = ? 500 None of these 420 460 500 None of these 420 460 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 93/77 77/73 73/77 83/77 93/77 77/73 73/77 83/77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
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 ? 15 years 21 years 18 years 25 years 15 years 21 years 18 years 25 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
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