How do I delete older questions and answers it is taking up too much storage

Alaser tag arena sells two types of memberships. one package costs $325 for one year of membership with an unlimited number of visits. the second package has $125 enrollment fee, includes five free visits, and costs and additional $8 per visit after the first five. how many visits would a person need to use for each type of membership to cost the same amount over a one-year period?

What gpa will you get if you make all a's and 1 b?

Darwin studied two different types of tortoises on the galapagos islands. sort the characteristics based on which tortoise they describe.