A father is now three times as old as his son. Five years back he was four times as old as his son. What is the age of the son now?

Find the next term of the series
3, 6, 9, 18, 27, 54, ................

A number consists of 20 plus 20% of its value. The number is:

If the first day of the year 1990 was a Monday what day of the week was the 1st January 1998?

If ‘good and bad’ is coded as 123, ‘bad is ugly’ is coded as 245 and ‘good is fair’ is coded as 436 then what is the
code for fair?

Choose the one from the following which is different from others