Answer:
0.45<0.5
Step-by-step explanation:
 
        
             
        
        
        
Answer:
40%
Step-by-step explanation:
Tanya has a a choice of 5 different routes (1-20 mins, 2-30 mins, 2-40 mins).
How many routes can she take that will take her 30-mins to get home?
The answer is 2.
What's the probability she will take 2 of the 5 routes to get home?
The probability is 2/5 so 40%.
The rounding instruction was there to mislead you in this case :-)
 
        
             
        
        
        
Answer:
Order of rotation is the number of times you can rotate the geometric figure so that it looks exactly the same as the original figure.
Step-by-step explanation:
We have the counter and the clockwise rotation where counter you move back in in 90 degrees and clockwise you move forward
 
        
             
        
        
        
I honestly don’t know so don’t pay attention to me pls I’m so sorry
        
             
        
        
        
1. Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd(a+b)(c+d)=ac+ad+bc+bd(a+b)(c+d)=ac+ad+bc+bd
a^2b^2+8ab−9ab−72
2. Collect the like terms
a^2b^2+(8ab−9ab)−72
3. Simplify 
a^2b^2-ab-72
Hope this helps