Ali Alshehri

act_with_string.py

@@ -0,0 +1,17 @@
+sentence="Tuwaiq Academy is one of the best academies in KSA, it is Tuwaiq sir"
+
+word="Tuwaiq"
+
+print(len(sentence))
+
+print(sentence.find("is"))
+
+print(sentence.count(word))
+
+print(sentence.upper())
+
+print(sentence.lower())
+
+print(sentence.replace("KSA","World"))
+
+print("The last char in sentence is ",sentence[-1])

cashier.py

@@ -0,0 +1,30 @@
+price=float(input("Enter the price: "))
+
+quantity=int(input("Enter the quantity: "))
+
+tax_rate=0.075
+
+subtotal= price*quantity
+
+#print(subtotal)
+
+tax=tax_rate*subtotal
+
+total=subtotal+tax
+
+print()
+
+
+print("price of item: ${}".format(price))
+
+print("Quantity: ",quantity)
+
+print("Tax rate: %{}".format(tax_rate*100))
+
+
+print()
+
+
+print(f"Subtotal: ${subtotal:.2f}")
+print(f"Tax: ${tax:.2f}")
+print(f"Total: ${total:.2f}")