Together, Andrea and Brian weigh p pounds; Brian weighs 20 pounds more than Andrea. Brian and Andrea's dog, Cubby, weighs p/4 pounds more than Andrea. In terms of p, what is Cubby's weight in pounds?
Choose the correct option.
A) p/2 - 10	B) 3p/4 - 10	C) 3p/2 - 5	D) 5p/4 - 10	E) 5p - 5
Together, Andrea and Brian weigh p pounds --&gt; A + B = p.   Brian weighs 10 pounds more than Andrea --&gt; B = A + 20 --&gt; A + (A + 20) = p --&gt; A = (p - 20)/2 = p/2 - 10.   Brian and Andrea's dog, Cubby, weighs p/4 pounds more than Andrea --&gt; C = A + p/4 = (p/2 - 10) + p/4 = 3p/4 -10.   Answer: 3p/4 - 10.
<result>B</result>
Together, Andrea and Brian weigh p pounds; Brian weighs 20 pounds more than Andrea. Brian and Andrea's dog, Cubby, weighs p/4 pounds more than Andrea. In terms of p, what is Cubby's weight in pounds?