Karina has a plot of 5000 square meters in which she has decided that 60% of it will be used to plant vegetables. Of this part, 12% will be dedicated to planting lettuce. How much surface area of the plot will be used to grow lettuce?

Area used for planting vegetables = 60% of 5000 = (60/100) * 5000 = 3000 square meters Of this part, 12% will be dedicated to planting lettuce. Therefore, the area of the plot used for planting lettuce is: Area used for planting lettuce = 12% of 3000 = (12/100) * 3000 = 360 square meters