text: function yardGreening(num) {
      let priceGrass = num * 7.61;
      let discount = 0.18 * priceGrass;
      let totalPrice = priceGrass - discount;
  
      console.log(`The final price is: ${totalPrice} lv.`);
      console.log(`The discount is: ${discount} lv.`);
  }
  