Curtices schools has 1,575 students. the student to teacher ratio is 15: 1. how many teachers are at curtices school?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Yahir designs bracelets. he uses between 9 and 15 red and yellow beads in the ratio of 2 red bead to 5 yellow beads. drag the beads into the container to meet these requirements