There’s no photo so we can’t help you sorry :(
Answer:

Can I have the brainliest please?
20 cm * 1 inch / 2.54 cm =
<span>
<span>
<span>
7.874015748
</span>
</span>
</span>
inches
So the approximate result is 20 cm = 7.9 inches
Jessica solved for the correct value of a, but Sally's review was incorrect.