16. if A:B = 4: 5 , B:C = 6:7 , C:D = 8:9 then find out A:B:C:D ? / यदि A:B = 4:5, B:C = 6:7, C:D = 8:9 तो A:B:C:D ज्ञात कीजिए ?
- 315:280:240:192
- 192:280:240:315
- 192:315:280:240
- 192:240:280:315
Answer / उत्तर :-192:240:280:315
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16. if A:B = 4: 5 , B:C = 6:7 , C:D = 8:9 then find out A:B:C:D ? / यदि A:B = 4:5, B:C = 6:7, C:D = 8:9 तो A:B:C:D ज्ञात कीजिए ?
Answer / उत्तर :-192:240:280:315
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