Number System
On multiplying a number by 7, the product is a number each of whose digits is 3. The smallest such number is:

47619
47649
47719
48619

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Number System
If the letters of the word PREVIOUS be arranged at random, what is the probability that all the vowels come together ?

1/10
1/14
1/12
1/16

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP