gistfile1.txt

# Given an original price of $5.00
# When I order one my total price should be $5.00
# When I order two my total price should be $8.35
# When I order three my total price should be $11.70

function calculate_price(quantity, orig_price) {
  if (quantity == 1) {
    price = orig_price * quantity;
  } else { 
    price = orig_price + ((quantity - 1) * orig_price * 67 / 100);
  }
  return price;
}

console.log(calculate_price(1, 5.00)); 
console.log(calculate_price(2, 5.00)); 
console.log(calculate_price(3, 5.00));