1.
If
y
varies directly as
x
and
y
= 35 when
x
= 5, find
y
when
x
= 11.
A.
77
B.
41
C.
7
D.
Hint
2.
If
y
varies directly as
x
and
y
= 21 when
x
= 5, find
x
when
y
= 42.
A.
5
B.
21
C.
4.2
D.
10
Hint
3.
A direct variation equation has (-2, 4) and (
n
, -8) as solutions. Find the missing value.
A.
-2
B.
16
C.
1
D.
4
Hint
4.
Use the direct variation equation
y
= 22
x
to find
x
when
y
= 88.
A.
x
= -4
B.
C.
D.
x
= 4
Hint
5.
Use the direct variation equation
to find
x
when
y
= -34.
A.
x
= -
B.
x
= -153
C.
x
=
D.
x
= 153
Hint