A) \[4:6:7:9\]
B) \[16:24:30:35\]
C) \[8:12:15:7\]
D) \[30:35:24:16\]
Correct Answer: B
Solution :
\[\because \] \[a:b=\frac{2}{9}:\frac{1}{3}=2:3=\frac{2}{3}:1\] \[b:c=\frac{2}{7}:\frac{5}{14}=4:5=1:\frac{5}{4}\] \[c:d=\frac{3}{5}:\frac{7}{10}=6:7=1:\frac{7}{6}=\frac{5}{4}:\frac{7}{6}\times \frac{5}{4}\] \[a:b:c:d=\frac{2}{3}:1:\frac{5}{4}:\frac{35}{24}=16:24:30:35\]You need to login to perform this action.
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