Can someone plz help with this worksheet? I don’t know if im doing it right and some I am stuck on. Specifically #’s 1,5,7 and 8. This is due tomorrow morning please show steps thanks!

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

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.

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?