What number is 0.4% of 40

Thank you so much

The tile along the edge of a triangular community pool needs to be replaced? ?

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

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.