Answer:
dang nice
Step-by-step explanation:
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
You normally use division what u do is u did if 24.99 by 2
Answer:

Step-by-step explanation:
Donna's Rate is 
Rico's Rate is 

Cross-Multiply



Donna's Rate is 
Rico's Rate is 

Number one: Just plot down on the number like the numbers you have. Just took the test for this.