For the following questions answer them individually
A man sold 18 cots for Rs.16800, gaining there by the cost price of 3 cots. Find the cost price of a cot.
Dinesh walked 6 km towards east from his home and took three times left turn. Which direction he is facing now?
If $$\sqrt{7} = 2.6457 and \sqrt{3} = 1.732$$, then find the value of $$\frac{1}{\sqrt{7} - \sqrt{3}}$$
One day Rajesh left home and cycled 10 km southwards, and then he turned right and cycled 5 km; again he turned right and cycled 10 km. Then again he turned left and cycled 10 km to reach point P. How many kilometers will he have to cycle to reach his home straight from point P?
The ratio of Simple Interest earned by equal amounts in two different schemes at the same rate for 6 years and 10 years respectively is:
