A speaker is in the shape of a cube with an edge length of 3.5 inches. The speaker is sold in a package in the shape of a square prism with a base area of 16 square inches and a height of 4.25 inches. How much empty space, in cubic inches, remains in the package after the speaker is placed in the package?​

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Im literally having a mental breakdown