Question

http://prntscr.com/381xxa

Answer 1

a

Answer 2

how did u get a ?

Answer 3

count the # of dots on left side of circle
count the # of dots on right side of circle

subtract

Answer 4

thats c right

Answer 5

hmm dont guess okay... these are easy if u spend few minutes and try..

Answer 6

i didn't :(

Answer 7

okay i believe u :)

look at the attached venn diagram :
# of dots on left side of circle = 7
# of dots on right side of circle = 5

Answer 8

i subtract 7 you get 2 oh ok

Answer 9

so the difference between campers who only hike versus swim = 7-5 = 2

Answer 10

yup ! u got it !!

Answer 11

:D

Answer 12

good job :)