For the following questions answer them individually
A sum of Rs.800 becomes Rs.956 in 3 years at some rate of Simple Interest. If the rate is increased by 4%, then whatwill be the gain in the investment?
Lalit walks 9 km east, turns left and walks another 8 km. He again takes a left and walks another 3 km. How far and in which direction is he now from his starting point?
If the cost price of 24 pens is equal to the selling price of 18 pens,find the profit per cent.
Simplify: $$\left(\frac{\sin^2 \theta}{\cos \theta}\right) + \left(\frac{\cos^2 \theta}{\cos \theta}\right)$$
Which force acts in the direction opposite to the motion of the object, which is between the surface of the ground andthe object opposing the motion of the object?