last one!

The spinner shown is to be spun 40 times.

Which is the best prediction for the number of times the spinner will stop on A or B?

Question

last one!
 
	

The spinner shown is to be spun 40 times. 

Which is the best prediction for the number of times the spinner will stop on A or B?

anonymous · Answer

pic?

anonymous · Answer

5.
 
	

The spinner shown is to be spun 40 times. 

Which is the best prediction for the number of times the spinner will stop on A or B?
		
  
	
	
 
A.
	10
	
 
B.
	20
	
 
C.
	25
	
 
D.
	30

anonymous · Answer

http://static.k12.com/calms_media/media/1416500_1417000/1416598/1/5eacb36129e25373f20114e853ce377ff1265e43/FGA_130913_160914.jpg

anonymous · Answer

C

anonymous · Answer

There are a total of 8 possibilities and a total of 5 "correct" options (2 A + 3B) so we can do $$P(A or B) = \frac{correct}{total}= \frac{5}8{}$$ Then the total is $$\frac{5}{8} \times 40 = 25$$

C

anonymous · Answer

thank you guys :D

anonymous · Answer

Youre Welcome!

anonymous · Answer

you both gave the right answer  who do i give the medel too?