SOLUTION: could u help me with these?^^ I) A magician deposits the same number of rabbits(at least one) at each of five houses. to get to the first house he crosses amagic river once a

Algebra ->  Test -> SOLUTION: could u help me with these?^^ I) A magician deposits the same number of rabbits(at least one) at each of five houses. to get to the first house he crosses amagic river once a      Log On


   



Question 322319: could u help me with these?^^
I) A magician deposits the same number of rabbits(at least one) at each of five houses.
to get to the first house he crosses amagic river once
and to get to any house from another
he also crosses a magic river once
each time he crosses a magic river
the number of rabbits he has doubles
he has no rabbits left when he leave the fifth house
what is the minimum number of rabbits he could have at the start?
II)a four digit number has four different odd digits.what's the fraction of all such four digit numbers that are divisible by three?
III)Every male bee has only one parent.a female, Every female bee has two parents ,a male and a female.In the 8th generation back,how many ancestors has a male bee?( assume that no ancestor occurs more than once)
iv)In a regular polygon there are 2 diagonals such that the angle between them is 50 deg.what is the smallest number of sides of the polygon for which this is possible?
v)four prices on a bill were $5.60, $7.70, $9.30 and $10.56.The total of the bill, excluding GST, was $31.50. Which of the four prices did not include GST?

Answer by wasil(1) About Me  (Show Source):
You can put this solution on YOUR website!
no.1 : he has 31 rabbits at start. he leaves 32 rabbits in each house.