I. 9/(4 )p + 7/8p = 21/12
II. 7/5p = 9/10q + 1/4
I.9/4p +7/8 p = 25/12 ⟹25/8 p = 25/12 ⟹p =2/3 II. 7/5 p = 9/10q + 1/4 ⟹7/5 x 2/3-1/4= 9/10q ⟹ Q = 41/54 ∴ p < q
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