ZOELLE PUZZ;E 4  ANSWER

ANSWER:48

25=10 25 ROOT IS 5 2*5=10
36=18  36 ROOT IS 6 3*6=18
16=4   16 ROOT IS 4 1*4=4
81=72  81 ROOT IS 9 8*9 =72
64=48  64 ROOT IS 8  6*8=48

WINNER
RAMSHEENA