C = 2 π r solve for r

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.

How do i multiply two digit numbers

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?