Please explain this problem.

A college student enjoys eating pizza. Her willingness to pay for each slice is shown in the following table. Number of slices Willingness to pay (per slice) $5 $4 3 $3 4 $2 5 $1 6 $0If _a slice of pizza costs $4, how many slices will the student buy? slices of pizza. How much consumer surplus will she enjoy? Assume that the student will purchase slices up to, but not including, the point at which she incurs a loss of consumer surplus. 5 in consumer surplus. If the price of a slice falls to $3, how many slices of pizza will she buy? I slices of pizza. How much consumer surplus will she enjoy? Assume that the student will purchase slices up to, but not including, the point at which she incurs a loss of consumer surplus. 5 in consumer surplus