What is the sum of an infinite geometric series if the first term is 156 and the common ratio is 2⁄3?

a. 260
b. 468
c. 208
d. 234

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.