There is an ice cream shop and candy shop next door that is the same size as your bakery. (450 square feet). How many thirteens of the space does it take up? ( Think equivalent fractions!)

Can any one me with the answers to these questions asap?

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.