A zookeeper created the following stem-and-leaf plot showing the number of tigers at each major zoo in the country:

So the smallest number of tigers at any zoos is 7

Step-by-step explanation:

As we can see:

the data represented in the 0's is given by 7 the data represented in the 10's is given by 11 14 18 the data represented in the 20's is given by 25 25 25 26 27 27 29the data represented in the 30's is none the data represented in the 40's is none

So the smallest number of tigers at any zoos is 7

It is 94.7% that uses the metric system