How do you find the product of 0.4 times 0.3

Of four points are collinear, they are also coplanar

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

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?