Ratios & Proportions
PSAT Math · Flashcards · Application
PSAT MATH · FLASHCARDS
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QUESTION
Identify whether the relationship is proportional: points
(
2
,
6
)
(2,6)
(
2
,
6
)
and
(
5
,
15
)
(5,15)
(
5
,
15
)
in
y
=
k
x
y=kx
y
=
k
x
.
QUESTION
A map scale is
1
1
1
inch:
50
50
50
miles. What distance is shown by
3.5
3.5
3.5
inches?
QUESTION
A map scale is
1
1
1
inch
=
5
=5
=
5
miles. What distance is
3.6
3.6
3.6
inches?
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ANSWER
18
18
18
miles. Multiply:
3.6
×
5
=
18
3.6 \times 5 = 18
3.6
×
5
=
18
miles.
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