An airplane travels at a rate of 300 miles per hour in still air. one day it travels 1200 miles against the wind in the same amount of time it takes to travel 1800 miles with the wind. what is the wind speed?

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.