A)-4/9 : 3/7 * (-5/12)=b)-4/17 * (-2/3) * (-17/4)=c)-1/17 : 17/30 *...

Question

A)-4/9 : 3/7 * (-5/12)=
b)-4/17 * (-2/3) * (-17/4)=
c)-1/17 : 17/30 * (5/22)=
Помогите,пожалуйста!!

Answer 1

A) 35/81
б) -2/3
в)-150/6358