The keyword is "sum" which tells you x, y, and z are being added. One half of the sum means that the sum of the three numbers is going to be divided by 2.
x + y + z
------------
2
<em>Greetings!</em>
In division, the number being divided is considered the dividend, and the number dividing is called the<em> divisor</em>. The answer is the <em>quotient</em>.
<em>A total that is divided into equal groups is called the </em><u><em>dividend</em></u><em>.</em>
Hope this helps!
Answer:
Rational and integer i.e option A and C
It depends on metric or standard.
grams: metric
pounds(lb.): standard