Two lines intersect in one point.
Eighty two point thirty three ..?
The answer is 15 cm. Hope I could be of help! ; )
12 salads in 20 min
divide both by 2
6 salads in 10 min
divide by 2
3 salads in 5 min
20 min plus 20 min plus 5 min= 45 min
12+12+3=27 salads in 45 minutes