EXPLANATION
#28 Let's see the facts:
Number of 0.42c stickers that could be purchased with $10:
Jake's equation:
[tex]Number_{\text{ }}0.42cstickers=\frac{10}{0.42}=23.8\text{ }\approx24\text{stickers}[/tex]Claire's equation:
[tex]0.425s=10[/tex]Isolating s:
[tex]s=\frac{10}{0.425}=23.8\approx24\text{ stickers}[/tex]Jake and Claire are both correct; therefore, the number of stickers is 24.