A farmer bought a goat for Rs 15000 and a cow for Rs 35000. If he sold the goat at 10% profit and cow at 20% loss, find his profit or loss percent in whole transaction. ​

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

Which is the focus of a parabola with equation y2=4x

What is the answer to the question 5x+2x