Question

Fill in the blanks:

169, 21
117, 21
117, 27
169, 27​

Answer 1

$\frac{9}{13} = \frac{9 \times 9}{13 \times 9} = \frac{9 \times 3}{13 \times 3} \\ \frac{9}{13} = \frac{81}{117} = \frac{27}{39}$

Therefore

?= 117

? =27

Option C 117,27