Question

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 D?



A.
10

B.
20

C.
25

D.
30http://assets.openstudy.com/updates/attachments/532a82cce4b02a4ef4018be2-72595210002-1395294958064-pqrstywxyz.jpg

Answer 1

help

Answer 2

@ganeshie8

Answer 3

20.

A & D account for half the area. Assuming a fair spin each time.

Answer 4

pie is cut into 8 pieces there are 2 a and 2 d which make it 4/8 prob on stopping on a or d 1/2 that is probability if spun/spinned 1 time when spun around 40 times it gets you the anwer is b

Answer 5

*answer