How to split a document in two windows

The is used to browze the web​

Write a program in c++ that converts pounds and ounces to kilogramand gram. one pound is 0.453592 kilogram or 453.592 grams. one ounce is 28.349527 grams. the program should ask the userto enter ther number of pounds and ounces, and thenshould display the equivalent number of kilograms and grams

This is the question of computer science questions- enter marks of student for 5 subject and find the results ( pass or fail ) also display the total # let me ​