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Prealgebra
B q , E . A photo that is 3 . 5
Undergraduate
B q , E . A photo that is 3 . 5 cm by 6 cm is enlarged. Its new dimensions are n c m
B
q
,
E
.
A photo that is
3
.
5
cm by
6
cm is enlarged. Its new dimensions are
n
c
m
by
2
4
cm
.
What is
n
?
3
.
5
6
=
n
2
4
=
1
4
c
m
F
.
The scale on a map is given as
6
inches
=
7
5
miles. If you take a
4
7
5
mile trip, what would It be on the map
(
in inches
)
?
3
8
i
n
G
.
The ratio of the weight of an object on Jupiter to its weight on Earth is
8
to
3
.
How much would an
1
1
.
2
5
-
pound rock on Earth weigh on Jupiter?
H
.
If
3
.
7
grams of salt will dissolve in
1
0
grams of water, how many grams of salt will dissolve in
1
0
0
grams of water?
The ratio of boys to girls in a class is
1
:
2
.
If there are
5
1
students in the class, how many boys are there?
J
.
If you can buy
2
4
pencils for
8
8
cents, how much will you pay for
1
5
pencils?
K
.
If
1
9
2
meters of pipe weighs
4
8
kg
,
how much pipe would weigh
2
kg
?
L
.
Your car has traveled
9
3
.
5
km on
8
.
5
liters of gas. How many
k
m
?
liter did your car average?
WHAT IS THE MAGIC OF THE STAR?
Step by Step Solution
1
Understanding Responsive Design Principles
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