Math Riddles

Question: If 2=8, 3=27, 4=64, and 6=216, what does 9 equal?

Question: A son's age is the age of his dad's age's digits added together. The son is not nine or older. The dad is of legal age. The dad's age doesn’t end in a zero, and is more than twenty, but less than twenty-five. How old is the dad, and how old is the son?

Question: TWO THEIFS HAD ROBED GOLD COINS IN ONE HOUSE...! THEY WANT 2 SHARE EQUALLY...! BUT ONE WAS LEFT...! SO THEY ADDED ANOTHER PERSON NOW 3 SHARED AGAIN ONE COIN WAS REMAINING...! 4,5,6..! AT LAST 7MEMBERS SHARED EQUALLY...! THAT MEANS HOW MANY COINS THEY ROBBED...?;-)

Question: there was a man who wanted to treat his son he went to the doctor and the doctor told him that he need to get 1 orange in order to cure his son on the the same village where the man was staying there where no any single orange, so the man tried to another village when the man reached another village he saw millions of oranges in the garden when he reached the entry he realised that this garden had for 4 gates and each gate had a gatekeeper so when ever he could pass by each gate keeper they where telling him that whichever organges he bring ,they should share in between. so how many oranges did the man come out with from the garden to share with the gatekeepers and remained with 1 orange to cure his son?

Question: can you make an equation by using only the no.-4,4,4,4 whose answer will be 20.