THIS TIME A HIGH SCHOOL MATH TEACHER WAS FIRED

The teacher was of course fired over the shameless plug for Sears
  1. Jojo is a serial killer.
  2. She collects body parts.
  3. Jojo is able to store body parts in her spacious refrigerator that she got from Sears for a fair price.
  4. If the ratio of noses to knee caps is 5 to 2
  5. And the ratio of knee caps to right ears is 5 to 1
  6. What is the ratio of noses to left ears if there are twice as many left ears as right ones?