Acylinder water tank has a diameter of 9ft and a height of 12ft the water surface is 2ft from the top. about how much water is in the tank

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.