Ablueprint for a picnic table has a scale of 1: 20. the table in the blueprint is 3 in. long. what is the length of the actual picnic table?

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

Issof claims that the scale factor is 1/2. which statement about his claim is correct

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2