Number System 35%of ?=242 542 394 693 487 542 394 693 487 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 693
Number System By how much is 3/5th of 875 greater than 2/3 of 333? 199 233 303 362 199 233 303 362 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/5th of 875 is greater than 2/3rd of 333= 3/5 * 875 - 2/3 * 333= 525 - 222 = 303.
Number System In how many different ways can be the letters of the word PENCIL be arranged among themselves ? 720 510 860 640 720 510 860 640 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total six letters are there and hence the number of arrangements = 6! = 6 x 5 x 4 x 3 x 2 x 1 = 720
Number System The sum of the ages of a son and father is 65 years. After 5 years the age of father will be double of the age of son. What is the age of son ? 20 years 17 years 19 years 18 years 20 years 17 years 19 years 18 years ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the age of the son be x and the age of the father be y.Therefore, x + y = 65 ..........(i)or, 2 x (x + 5) = (y + 5)or, 2x + 10 = y + 5or, 2x - y = 5 ...................(ii)From equations (i) and (ii), x = 20, y = 45
Number System ?2704 x ?2209=? 2444 3444 4444 1444 2444 3444 4444 1444 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2444
Number System Which choice provides the answer in the following : If 2 * 3 = 36, 5 * 4 = 400, 6 * 2 = 144, 3 * 3 = 81; then, 5 * 5 = ? 525 625 425 325 525 625 425 325 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 625
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