Number System
What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ?

5656
4545
7878
3434

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Number System
The peresent age of the father and the son are in the ratio of 8:3. After 12 years the ratio of their ages will be 2:1. What is the sum of the present age of the father and the son ?

68 years
66 years
67 years
69 years

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 ?

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

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP