Work out the size of angle x

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

What is the measure of angle x? answer