For the following questions answer them individually
The diagonal of a square measures $$6\sqrt{2}$$ cm. The measure of the diagonal of a square whose area is twice that of the first square is:
A boat takes 80 minutes to row 12 km upstream and 60 minutes to row 15 km downstream. How long will it take to row a distance of 36 km in still water?
A work can be completed by 35 workers in 30 days. If 5 workers leave after every 10 days then in how many days will the work be completed?
A certain sum amounts to ₹20720 in four years and ₹24080 in six years at a certain rate of simple interest. The sum (in ₹) is:
The value of 5$$\frac{1}{3}$$ $$\times$$ 2$$\frac{1}{7}$$ $$\times$$ 9$$\frac{2}{5}$$ $$\times$$ 4$$\frac{3}{8}$$ $$\times$$ 2$$\frac{6}{47}$$ is?