Last month, when Joe took his puppy to the veterinarian, the puppy weighed 4.6 pounds. This month, the puppy weighed 6.44 pounds. What is the percentage increase of the weight of the puppy?

A.

29%

B.

71%

C.

2%

D.

40%

V ⋅ w Given the vectors: r =; v =; w =

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