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Project 7                                                                    21 st  Century   #Critical Thinking
                                                                                                  Skills
                 Write a C++ program to input marks and display the grade:
                                      Marks Range                                    Grade

                                          90–100                                       A+
                                           80–89                                       A
                                           70–79                                        B
                                           60–69                                       C
                                         Below 60                                     Fail

                 Project 8                                                                     21 st  Century   #Critical Thinking
                                                                                                   Skills
                 Write the following C++ code and see the output:

                 #include<iostream.h>
                 #include<conio.h>
                 void main()
                 {
                     clrscr();
                     int num1, num2, a, b, temp, hcf, lcm;

                     cout<< "Enter two numbers: ";
                     cin>> num1 >> num2;
                     a = num1;
                     b = num2;

                     while (b != 0)
                     {
                         temp = b;
                         b = a % b;
                         a = temp;
                     }

                     hcf = a;
                     lcm = (num1 * num2) / hcf;
                      cout<< "HCF of " << num1 << " and " << num2 << " is: " << hcf <<
                      "\n";
                      cout<< "LCM of " << num1 << " and " << num2 << " is: " << lcm <<
                      "\n";
                     getch();

                 }
                 Project 9                                                                     21 st  Century   #Critical Thinking
                                                                                                   Skills
                 Create an app 'Food of India' using App Inventor. This app will display the famous dishes around
                 India and give basic information about them.



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                                                                                                   Project Work
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