the length of a ribbon is 8/9 meter. Sun Yi needs pieces measuring 1/8 meter for a project. what is the greatest number of pieces measuring 1/8 meter that can be cut from the ribbon? how much ribbon will be left after Sun Yi cuts the ribbon? (Please help me :) thank you!!)

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.