Ratings of three laptops (out of 10)

Question

Which laptop has the highest average rating, and what is it?

Solution

1. Laptop 1: (8 + 7 + 6 + 9) / 4 = 30 / 4 = 7.5.
2. Laptop 2: (9 + 8 + 7 + 6) / 4 = 30 / 4 = 7.5.
3. Laptop 3: (6 + 9 + 9 + 8) / 4 = 32 / 4 = 8.
4. Laptop 3 has the highest average rating, 8.