The theoretical probability is 25% for each section
(3x-5x)(x-10)
(-2x)(x-10)
-2x^2+20x
The first one 11/70, that is less than 1/2, so circle >1/2. The 2nd one is not fully shown. So i can not help you.
Answer:
equation: 3h+2.50=13
solution: h=$3.50
each hamburger was $3.50
Step-by-step explanation:
hope this helps