Answer:
30
Step-by-step explanation:
20+11=31
It can't be exactly 31 but it can be any number less than 31, so the nearest whole number down is 30
D- 4 is your correct answer :)
Hope this helps
World's population that lives in China in percentage is 20%
Answer:
exact form:
9/2
decimal form:
4.5
mixed number form:
4 1/2
Step-by-step explanation: sorry if this wasnt what you were looking for.