How do you work out: x/y + 6 = 4 Please give a detailed explanation

What’s the volume of the triangular prism?

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?