Updated comments in parts 3 & 4.

Author: Jim Flores

exercises/part3.ts

@@ -13,4 +13,4 @@ let milesPerKilometer: number = 0.621;
 
 
 
-// Call the function and print the output:
+// Call the function and print the outputs for the Mars trip and the moon trip:

exercises/part4.ts

@@ -21,5 +21,5 @@ let kilometersToTheMoon: number = 384400;
 // Create an instance of the class here:
 
 
-// Code two output statements - one for the trip to Mars and one for the trip
-// to the Moon:
+// Print two outputs - one for the trip to Mars and one for the trip to the moon.
+