Quantitative Aptitude - Arithmetic Ability Questions

Four pairs of words are given. Find the odd one out.

One-third of Poojitha's age three years ago plus one-half of her age two years from now is twenty years. How old is she now?

The median of the numbers 14, 12, 12, 16, 13 and 18 is

The mean of the 5 smallest numbers from a group is 15 while the mean of all the 13 members of the group taken together is 17. What is the mean of the 8 largest numbers?

The mean of 10 observations is 17. One more observation is included and the new mean becomes 16. The 11th observation is

What is the value of 5/9 + 7/8?

In a mixture, water and milk are in the ratio of 3 : 5. In the second mixture, the ratio of water and milk is 9 : 11. If these two mixtures be mixed to form anew mixture in which water and milk are in ratio 5 : 7, then what is the ratio of these two mixtures in the new mixture?

If k is the largest possible real number such that p4+q4=(p2+kpq+q2)(p2-kpq+q2),then the value of k is