Two-fifths of a liquid's volume, v, evaporates from a container. Which statement explains why both 25v and 0.4v can find the volume of the evaporated liquid?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ab=9, and ac=12, find hc.

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

What is the value of x in the this question ?