You check 20 batteries.Fourteen do not have a charge.

Question

Part a. What is the experimental probability that the next battery you check does not have a charge?

Part B. Select an answer from each box to make the statement true
If 300,100,240 batteries are tested I would expect 30,210'180 to have a charge which number

Answer 1

14/20 = 7/10 = 0.70

0.70 * 300 = 210
0.70 * 100 = 70
0.70 * 240 = 168