Question

11a/4b^2:(22a^2)
-15m^4/8n^6*16n^5/25m^3
9p^2/20q^3:p^5/25m^3
ПОМОГИТЕ ПЛИЗ 20 БАЛЛОВ

Answer 1

a)1/8ab^2
б)-6m/5n
в)45m^3/4p^3q^3