help me please i need this now

V. Put an equal sign (=) or a not equal sign (#) if they are between the given ratios to make each
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16.)
4 16
_ = _
5 28
4×28=112
16×5=80
Answer is #
17.)
9 63
_ = _
8 49
9×49=441
63×8=504
Answer is #
18.)
11 55
_ = _
15 65
11×65=715
55×15=825
Answer is #
19.)
2 6
_ = _
13 39
2×6=78
6×13=78
Answer is =