Answer:
In C:
#include <stdio.h>
int main(){
        float won,usd,rupee,dinar,peso;
        printf("Won: ");
        scanf("%f", &won);
        usd = won * 0.85/1000;
        rupee = won * 0.85 * 0.14/1000;
        dinar = won * 0.85 * 0.048/1000;
        peso = won * 0.85 * 1.41/1000;
        printf("USD = %f\n", usd);
        printf("Rupee = %f\n", rupee);
        printf("Dinar = %f\n", dinar);
        printf("Peso = %f\n", peso);
    return 0;
}
Explanation:
This declares all variables as float
float won,usd,rupee,dinar,peso;
This prompts the user for Korean Won
        printf("Won: ");
This gets the input for won
        scanf("%f", &won);
This converts to usd
        usd = won * 0.85/1000;
This converts to rupee
        rupee = won * 0.85 * 0.14/1000;
This converts to dinar
        dinar = won * 0.85 * 0.048/1000;
This converts to peso
        peso = won * 0.85 * 1.41/1000;
The next four lines print the converted currencies
        printf("USD = %f\n", usd);
        printf("Rupee = %f\n", rupee);
        printf("Dinar = %f\n", dinar);
        printf("Peso = %f\n", peso);