If a 24-oz bottle of water costs $2.16, what is the cost per ounce?
Btw: I met to choose math not India Language
Answers
Answered by
1
We can write this as a ratio:
$
2.16
:
24
o
z
→
x
:
1
o
z
We can now write this as an equation and solve for
x
:
x
1
o
z
=
$
2.16
24
o
z
1
o
z
×
x
1
o
z
=
1
o
z
×
$
2.16
24
o
z
1
o
z
×
x
1
o
z
=
1
o
z
×
$
2.16
24
o
z
x
=
1
⋅
$
2.16
24
x
=
$
2.16
24
x
=
$
0.09
The cost per ounce is
$
0.09
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