1.
Cole can read 6 pages in 14 minutes. At this rate, how long will it take him to read a chapter that has 21 pages?
A.
27 min
B.
49 min
C.
9 min
D.
42 min
Hint
2.
Solve
=
.
A.
32
B.
8
C.
6.125
D.
16
Hint
3.
Find
k
if
=
.
A.
2
B.
4.5
C.
0.5
D.
60.5
Hint
4.
Determine whether
=
form a proportion. Explain.
A.
Yes, because 8 × 12 ? 10 × 15.
B.
No, because the ratios are not equal.
C.
Yes, because 8 × 15 = 10 × 12.
D.
No, because 8 × 15 ? 10 × 12.
Hint
5.
Determine whether
=
form a proportion. Explain.
A.
No, because 47.7 × 7 = 3 × 110.4.
B.
Yes, because 47.7 × 7 = 3 × 110.4.
C.
Yes, because 47.7 × 7
3 × 110.4.
D.
No, because 47.7 × 7
3 × 110.4.
Hint