if a / b = 1 / 3 , b / c = 2 , c / d = 1 / 2 , d / e = 3 and e / f = 1 / 10 , then what is the value of abc / def ?
n0 = 1.0
n1 = 3.0
n2 = 2.0
n3 = 1.0
n4 = 2.0
n5 = 3.0
n6 = 1.0
n7 = 10.0
t0 = n1 * n1
t1 = n1 * n7
t2 = n2 * t1
answer = t0 / t2
print(answer)