Given the statements :

$$\bullet$$ P is the sister of Q.

$$\bullet$$ Q is the husband of R.

$$\bullet$$ R is the mother of S.

$$\bullet$$ T is the husband of P.

Based on the above information, T is _________ of S.

In the following diagram, the point R is the center of the circle. The lines PQ and ZV are tangential to the circle. The relation among the areas of the squares, PXWR, RUVZ and SPQT is

Healthy eating is a critical component of healthy aging. When should one start eating healthy? It turns out that it is never too early. For example, babies who start eating healthy in the first year are more likely to have better overall health as they get older. Which one of the following is the CORRECT logical inference based on the information in the above passage?

P invested Rs.5000 per month for 6 months of a year and Q invested Rs. x per month for 8 months of the year in a partnership business. The profit is shared in proportion to the total investment made in that year. If at the end of that investment year, Q receives $${4 \over 9}$$ of the total profit, what is the value of (in Rs.)?