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Q5. Ifa:b=3:7 and b:c = 4:9, finda:b:c.यदि a:b=3:7 और b:c 4:9 तोa:b:c. ज्ञात कीजिए।​

Answer» ONG>ANSWER:

a = b = c \: is3 \times 4 = 7 \times 4 = 7 \times 9 \\ 12 = 28 = 63



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