A display has 6
66 packs of marbles with a total mass of
629
 
g
629g629, start text, g, end text. The packaging of each pack has a mass of
2
3
 
g
3
2

gstart fraction, 2, divided by, 3, end fraction, start text, g, end text and each marble has a mass of
4
1
2
 
g
4
2
1

g4, start fraction, 1, divided by, 2, end fraction, start text, g, end text.
Which equation can we use to determine
m
mm, the number of marbles per pack?
Choose 1
Choose 1

(Choice A)
A
6
⋅
4
1
2
m
+
2
3
=
629
6⋅4
2
1

m+
3
2

=6296, dot, 4, start fraction, 1, divided by, 2, end fraction, m, plus, start fraction, 2, divided by, 3, end fraction, equals, 629

(Choice B)
B
6
m
(
4
1
2
+
2
3
)
=
629
6m(4
2
1

+
3
2

)=6296, m, left parenthesis, 4, start fraction, 1, divided by, 2, end fraction, plus, start fraction, 2, divided by, 3, end fraction, right parenthesis, equals, 629

(Choice C)
C
6
m
+
4
1
2
+
2
3
=
629
6m+4
2
1

+
3
2

=6296, m, plus, 4, start fraction, 1, divided by, 2, end fraction, plus, start fraction, 2, divided by, 3, end fraction, equals, 629

(Choice D)
D
6
(
4
1
2
m
+
2
3
)
=
629
6(4
2
1

m+
3
2

)=6296, left parenthesis, 4, start fraction, 1, divided by, 2, end fraction, m, plus, start fraction, 2, divided by, 3, end fraction, right parenthesis, equals, 629