Question 1207454
.
<pre>
    3{{{1/2}}} * 2{{{1/4}}} + 3{{{1/2}}} * 1{{{1/3}}} = {{{(7/2)*(9/4)}}} + {{{(7/2)*(4/3)}}} = {{{63/8}}} + {{{28/6}}}.


Write it with the common denominator 24

    {{{63/8}}} + {{{28/6}}} = {{{(63*3)/24}}} + {{{(28*4)/24}}} = {{{(63*3+28*4)/24}}} = {{{301/24}}} = 12{{{13/24}}}.


<U>ANSWER</U>.  The class eats  12{{{13/24}}} pounds of candies.
</pre>

Solved.