Respuesta :

21 DVDS because if u do 7x2=14 so u then do the same to the 3 DVDS which makes 21 because u again do 3x7=21
ghoulsiemink

Answer:

21 dvds

Step-by-step explanation:

Set up a proportion in terms of DVDs to weeks and solve.

3/2 = x/14

(2)(x) = (3)(14)

2x = 42

x = 21

Therefore, Katy will buy 21 DVDs in 14 weeks.

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