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QUESTION
Ben is traveling home on M1 and M42 both motorways have roadworks he has fifty-fifty chance of getting delayed on the M42 and 75% chance of being delayed on the M1. What are the chances he will not be
Ben is traveling home on M1 and M42 both motorways have roadworks he has fifty-fifty chance of getting delayed on the M42 and 75% chance of being delayed on the M1. What are the chances he will not be delayed on his journey?
1 in 4
3 in 8
1 in 8
1 in 2
Please show your working out
