1. Determine if the following are in proportion :
(i) 20, 30, 50, 75 (ii) 9, 12, 18, 24
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I am not able to join the meeting and I will be able to attend the class today and I
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Answer:
20= 5×2+10
30=3×10
50=5×10
75=15×5
9=3×3
12=6×2
189×2
24=6×4
10:15
5:5
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