Answer:
21/27 and 42/54
Explanation:
therefore, 21/27 and 42/54 are equivalent to 7/9
7 x 3=21
9 x 3= 27
Therefore, 21/27
7 x 6= 42
9 x6 = 54
Therefore, 42/54
14/18 and 49/63
14/18 and 49/63 are equivalent to 7/9.
7 x 2 = 14
9 x 2 = 18
Therefore, 14/18
7 x 7 = 49
9 x 7 = 63
Therefore, 49/63
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