Answer:
Baseball
Step-by-step explanation:
There are 30 people in total who voted in survey
9 Soccer
7 Basketball
5 Tennis
3 Hockey
6 Baseball
If 30 represents 100% of them then we divide 30 by 100 then multiply by 20
30 ÷ 100 × 20 = 6 is the number of people likes baseball as their favourite.