Jika n(a x b)=6 dan n(a x c)=5, maka berapa nilai n(b x c)

n(a) = 1
n(b) = 6
n(c) = 5
b × c = 6 × 5
= 30
maaf kalau salah

a=2
b=3
c=2,5
n=3x2,5=7,5
mungkin