10. When 8 is multiplied by 2 1/4, the product is...?
A. 8 1/3
B. 18/4
C. 1/18
D. 18
[tex]\tt \: 8 \times 2 \frac{1}{4} [/tex]
[tex]\tt\frac{8}{1} \times \frac{9}{4}[/tex]
[tex]\tt \frac{8}{1} \times \frac{9}{4} = \frac{72}{4} [/tex]
[tex] \frac{72}{4} \div \frac{4}{4} = \purple{\boxed{18}}[/tex]
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