In 2016 there were about 46,500 cinema screens in a counrty. if about 29.1% of the screens in the country were digital 3-d screens, find the approximate number of digital 3-d screens

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?