Choose the correct simplification of the expression 9 over h to the power of negative 3. Pls, answer fast! will give brainiest and 5 stars to the correct and best-expalined answer only.

Anyone know these questions? i need ,.

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

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.