A rectangular room has dimensions 10 ft by 14 ft by 30 feet. they are now considering a new design where the 2 shorter dimensions are increased by 20 % while the 30 foot length is decreased by 20%. Find the effects on surface area and volume of this change.

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?

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?