Question

At summer camp, 20 campers try horseback riding or climbing. If 13 campers try horseback and 15 campers try climbing, how many campers try both activities?

Answer 1

@minoz

Answer 2

do u know union and intersection concepts??

Answer 3

no ;-;

Answer 4

union means either riding or climbing
intersection means both
so formula is
riding mem+climbing mem-both=either riding and climbing

Answer 5

uh huh

Answer 6

try to find answer
i wil help u

Answer 7

would my answer be 8 or 6 ?

Answer 8

13+15-20

Answer 9

8 :D

Answer 10

thanks minoz