Coding a pricelist matrix

pricelist.rb

puts "How many shirts?"
quantity = gets.chomp.to_i

puts "how many colors?"
colors = gets.chomp.to_i

pricelist = [
  [1.30,1.85,2.50], # 1  - 35   pieces
  [0.95, 1.30, 1.70,2.20,2.5 ], # 36 - 71   pieces
]

if quantity.between?(1, 35)
  if    colors == 1
    puts pricelist[0][0]
  elsif colors == 2
    puts pricelist[0][1]
  elsif colors == 3
    puts pricelist[0][2]
  elsif colors == 4
    puts pricelist[0][3]
  elsif colors == 5
    puts pricelist[0][4]
  elsif colors == 6
    puts pricelist[0][5]
  elsif colors == 7
    puts pricelist[0][6]
  elsif colors == 8
    puts pricelist[0][7]
  elsif colors == 9
    puts pricelist[0][8]
  elsif colors == 10
    puts pricelist[0][9]
  elsif colors == 11
    puts pricelist[0][10]
  elsif colors == 12
    puts pricelist[0][11]
  else
      puts "call us"
  end
elsif quantity.between?(36, 71)
  if    colors == 1
    puts pricelist[1][0]
  elsif colors == 2
    puts pricelist[1][1]
  elsif colors == 3
    puts pricelist[1][2]
  elsif colors == 4
    puts pricelist[1][3]
  elsif colors == 5
    puts pricelist[1][4]
  elsif colors == 6
    puts pricelist[1][5]
  elsif colors == 7
    puts pricelist[1][6]
  elsif colors == 8
    puts pricelist[1][7]
  elsif colors == 9
    puts pricelist[1][8]
  elsif colors == 10
    puts pricelist[1][9]
  elsif colors == 11
    puts pricelist[1][10]
  elsif colors == 12
    puts pricelist[1][11]
  else
      puts "call us"
  end
else
  puts "call us"
end

# incorporate the screen charges
# incorporate blank good

def calculate_price(quantity_of_shirts, number_of_colors)
  final_price = price_list[1][11]
  final_price * quantity_of_shirts
end