There was 64 liters of milk in one jar, 8 liters of milk was extracted from it and the same amount of water was added, this process was repeated once, now what is the amount of milk in the jar?​

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

Which of the following represents the factorization of the trinomial below? x^2+7x-30

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i