Question

va rog repede!!!!!!!!

Answer 1

a) (17/18+3/4) : 5 1/12 =
= (34+27)/36 : 61/12 =
= 61/36 ×12/61 =.
= 1/3

b) (10/9-5/6): 3 1/3=
=(20-15)/18 : 10/3=
=5/18 × 3/10=
=1/12

c) (14/15-1/2):2 1/6=
= (28-15)/30:13/6=
= 13/30 × 6/13=
= 1/5


d) (28/45-11/30):1 8/15=
= (56-33)/90 :23/15=
= 23/90 ×15/23=
= 1/6