Answering the questions

Author: HANISADAH

Sprint-1/3-mandatory-interpret/1-percentage-change.js

@@ -12,11 +12,12 @@ console.log(`The percentage change is ${percentageChange}`);
 // Read the code and then answer the questions below
 
 // a) How many function calls are there in this file? Write down all the lines where a function call is made
-
+// five fuction calls, in line 4, number(), and replaceAll(). in line 5, number() and replaceAll(), in line 8, console.log().
 // b) Run the code and identify the line where the error is coming from - why is this error occurring? How can you fix this problem?
-
+//in line 5, a syntax error because of the missing comma inside the replaceAll method parentheses. we can fix this problem by adding the missing comma.
 // c) Identify all the lines that are variable reassignment statements
-
+// in line 4 carPrice variable is reassigned and in line 5 priceAfterONeYear as well.
 // d) Identify all the lines that are variable declarations
-
+// four variable declarations in line 1 carPrice variable is declared, in line 2 priceAfterOneYear variable is declared, in line 7 priceDifference variable is declared, and in line 8 percentageChange variable is declared.
 // e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
+// the purpose of this expression number(carPrice.replaceAll(",","")) is to change a string value that contains commas into a number value by removing the commas first using the replaceAll method and then converting the resulting string into a number using the Number function.