Respuesta :
30/45=6/a
Here we do cross multiplication simply
30a=45×6,
30a=270,
a=270/30,
a=9 means option d is the ri8 ansans
***†********************************************
(2) :-
2 1/5 + 1 1/10, 11/5+11/10,
22+11/10 = 33/10 = 3 3/10
***********************************************3/(-5) + (-4/10)
3/-5 + ( -2/5) =
-3/5 - 2/5=
-3-2/5= -5/5=-1
Answer: 30/45=6/9
30 6
___=___
45 a
cross multiply
30a=270
divide both sides by 30
a=9
5.Answer=A
2 1/5=2 2/10
2 2/10+1 1/10=3 3/10
______________
Answer=-1
3/-5+(-4/10)=
3/-5-0.4
-0.6-0.4=-1
30 6
___=___
45 a
cross multiply
30a=270
divide both sides by 30
a=9
5.Answer=A
2 1/5=2 2/10
2 2/10+1 1/10=3 3/10
______________
Answer=-1
3/-5+(-4/10)=
3/-5-0.4
-0.6-0.4=-1