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Ratios & Percentages
easy
0:00.0
What is the ratio of
20
20
20
minutes to
1
1
1
hour?
A
1
:
2
1:2
1
:
2
B
1
:
3
1:3
1
:
3
C
1
:
4
1:4
1
:
4
D
2
:
3
2:3
2
:
3
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