Quick, please help solve this geometry question! Thanks.

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

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.

Need plz been trying to do it for a long time and still haven’t succeeded