Question

A toaster has 4 slots for bread. Once the toaster is warmed up, it takes 35 seconds to make 4 slices of toast, 70 seconds to make 8 slices, and 105 seconds to make 10 slices.
If someone makes as many slices of toast as possible in 7 minutes and 40 seconds, how many slices do you think they can make?

Answer 1

They can make 192 slices of bread in the 7 minute time span.