What is the geometric sequence of -13,117,-1053

I’m stuck on this equation, anyone got the answer?

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

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120