Shontal studied 16 pieces by each modern artist featured in the museum. each artist has the same number of works in the museum. is this sample of the work of the museum's modern artists likely to be biased?

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.