Question Number 156295 by cortano last updated on 10/Oct/21
Answered by MJS_new last updated on 10/Oct/21
$$\frac{\mathrm{14}}{\mathrm{2}}×\left(\mathrm{14}−\frac{\mathrm{12}}{\mathrm{26}}×\mathrm{14}\right)+\frac{\mathrm{12}}{\mathrm{2}}×\left(\mathrm{12}−\frac{\mathrm{12}}{\mathrm{26}}×\mathrm{14}\right)=\mathrm{86} \\ $$
Commented by cortano last updated on 10/Oct/21
$$\mathrm{yes}... \\ $$
Answered by mr W last updated on 10/Oct/21
$${total}:\:\mathrm{14}^{\mathrm{2}} +\mathrm{12}^{\mathrm{2}} =\mathrm{340} \\ $$$${white}:\:\frac{\mathrm{12}\left(\mathrm{12}+\mathrm{14}\right)}{\mathrm{2}}+\frac{\mathrm{14}×\mathrm{14}}{\mathrm{2}}=\mathrm{254} \\ $$$${blue}:\:\mathrm{340}−\mathrm{254}=\mathrm{86} \\ $$