Probability of both working is 77:99
Probability of them not working is 2:99
Answer:
2 and 3 look similar to A
1, 4, 5 and 6 are not similar to A .
hopefully you got it right.
The answer is A!! Hope I helped
(a) is the first one. 48 I would say 8 mins
(b) is the second one. 10 I would say is 96
