Number System What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? 6048 6184 5084 6084 6048 6184 5084 6084 ANSWER DOWNLOAD EXAMIANS APP
Number System 65 x 288 ÷ 52 = 1.8 x ? 210 190 180 200 210 190 180 200 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System If R2 = S3 = K, where R, S and K are integers. Find the smallest positive integral value of K. (Greater than 1) 54 88 64 75 54 88 64 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 64
Number System The sum of the digits of a two digit number is 12. If the new number formed by reversing the digits is greater than the original number by 54, then what will be the original number? 39 69 49 59 39 69 49 59 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39
Number System In how many different ways can be the letters of the word PENCIL be arranged among themselves ? 640 860 720 510 640 860 720 510 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 What is the least number to be subtracted from 696 to make it a perfect square? 20 16 1 71 20 16 1 71 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The numbers less than 696 and are squares of certain numbers are 676, 625.The least number that should be subtracted from 696 to make it perfect square = 696 - 676 = 20.
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