$$=\frac{100^{2}Coe3}{2(10)}$$
$1500eCo$
$$\frac{10000Coe\times 3}{2\times 10}$$
$$\frac{30000Coe}{2\times 10}$$
$$\frac{30000Coe}{20}$$
$$1500Coe$$
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$1500eo$
