If 3:9 is related as 4:16, then which of the following pairs is similarly related?

A. 5:25
Posted in:  Number Analogy -  Analogy -  Verbal Reasoning

A can complete a work in 12 days, while B can complete the same work in 18 days. If both A and B work together, how many days will they take to finish the work?

B. 8 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

In the pair 12:36, the relationship is that the second number is three times the first. Which of the following pairs has the same relationship?

A. 8:24
Posted in:  Number Analogy -  Analogy -  Verbal Reasoning

If A can do a piece of work in 15 days and B can do it in 20 days, how long will it take for both A and B to complete the work together?

B. 10 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If 2:5 is to 3:8, then which of the following pairs is similarly related?

B. 5:12
Posted in:  Number Analogy -  Analogy -  Verbal Reasoning