For the following questions answer them individually
Simplify:
$$1 \div \left[\left\{p^{2}/\left(P + 6\right)\right\} + \left\{6p/\left(P + 6\right)\right\}\right]$$
Choose the most appropriate description:
National Bank for Agriculture and Rural Development is a .........
G and H can do a work in 30 days. If H alone can do it in 50 days, then G alone can do it in .......... days.
Two varieties of rice, A and B, costing Rs.210 and Rs.280 per kg respectively are mixed in the ratio of 3 : 4. The mixed variety is sold at Rs. 260 per kg. What is the profit percentage?