Can you answer these riddles?

Mary's mother has four daughters: April, May, June, and ...?

July

Sally

Mary

I don't know

You are driving a bus. You first pick up 3 passengers. At the next stop, two passengers get off and 5 get one. At the next stop, one passenger gets off and 6 get on. Finally, at the last stop 5 passengers get off and two get on. How old is the bus driver?

I don't know

My age

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