IMC 2013 Q2
2. A machine cracks open 180 000 eggs per hour. How many eggs is that per second?
- A 5
- B 50
- C 500
- D 5000
- E 50 000
Intermediate Mathematical Challenge 2013, Question 2. © UK Mathematics Trust. Original paper on ukmt.org.uk
Answer: B 50
180 000 eggs per hour is equivalent to 3000 eggs per minute, i.e. to 50 eggs per second.
Solution © UK Mathematics Trust, from the IMC 2013 solutions. Longer versions with investigations: Solutions and investigations (PDF).