Last month, when Joe took his puppy to the veterinarian, the puppy weighed 7 pounds. This month , the puppy weighed 11.2 pounds. what is the percentage increase of the weight of the puppy? A. 4%
B. 63%
C. 37%
D. 60%

60%

Step-by-step explanation:

New amount - Original amount/ original amount * 100

11.2 pounds - 7 pounds = 4.2

4.2/7 = 0.6

0.6*100 = 60.

not enough information

step-by-step explanation:

we cannot know this, because the other students could have handed out 10 flyers, or they could have handed out 100. one way, the mean would go up, and another way, the mean would go down.

50-38=12

step-by-step explanation: