Someoneit would take 38 minutes to fall through a (hypothetical) hole from one end of the earth to the other. until recently, it was thought to be 42 minutes. what is the percent change in the "hypothetical" time it

Asandwich shop has 18 tables. each table seats up to 4 people. to find the greatest number of people that can be seated, you can solve p4 ≤ 18. which step is the best way to solve the inequality? plz asap i repeat plz