Exercise 1 --- "Percentage Calculation"
Exercise 1 --- "Percentage Calculation" Q: Write a program to calculate percentage of a given student in board exam. His marks from 5 subjects must be taken as input from the keyboard. Solution: package com.company ; import java.util.Scanner ; public class Exr1 { public static void main (String[] args) { Scanner sc = new Scanner(System. in ) ; System. out .println( "Enter the number of Bengali" ) ; int a = sc.nextInt() ; System. out .println( "Enter the number of English" ) ; int b = sc.nextInt() ; System. out .println( "Enter the number of Mathematics" ) ; int c = sc.nextInt() ; System. out .println( "Enter the number of Physics" ) ; int d = sc.nextInt() ; System. out .println( "Enter the number of Chemistry" ) ; int e = sc.nextInt() ; System. out .println( "Total" ) ; float sum = a+b+c+d+e...