A) 7 : 13 |
B) 17 : 25 |
C) 7 : 15 |
D) 15 : 23 |
C) 7 : 15 |
Multiply all ratios by 10.
\( \large\frac{7}{13} \times 10 = \frac{70}{13} = 5.384 \)
\( \large\frac{17}{25} \times 10 = \frac{170}{25} = 6.800 \)
= \( \large\frac{7}{15} \times 10 = \frac{70}{25} = 4.666 \)
= \( \large\frac{15}{23} \times 10 = \frac{150}{23} = 6.521 \)
Hence 7:15 is the smallest ratio.