Of 500 people who used the Internet to find pet​ information,290 said they used it when buying a pet. What portion used the Internet when buying a​ pet?

To find the portion of people who used the internet when buying a pet, divide the number of people who used the internet when buying a pet by the total number of people who used the internet to find pet information:

Portion = 290 / 500 = 0.58

So, 0.58 or 58% of the people used the internet when buying a pet.