if 10 a3 4b3 11a3 15b3 7 5 then 3a 5b 9a 2b | Examsbook

369

Q:
If (10 a³+4b³):(11a³-15b³)=7:5, then (3a+5b):(9a-2b)=?

1
10:13
2
8:7
3
5:4
4
3:2

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Answer : 1. "10:13"

Maths Algebra Question with answer

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