21. Ifx/y = 1/3 and p: q = 3 : 1, find (3px - qy)/(3py - px).
a) 5/6
b) 1
c) 7/6
d) none of these
with solutions send fast please
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Answer:
1/4 =d
Step-by-step explanation:
(3×3×1-1×3)/(3×3×3-3×1)
(9-3)/(27-3)
6/24
1/4
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