You need to write the code in C++. You need to submit the code and the output

1. Write a program to convert US dollars to Pakistani Rupees You need to input the amount of amount of US dollars and use a conversion rate of 1 US dollar = 155 Pakistani Rupee

2) Use a for loop structure to calculate the sum of all even numbers from 1 to 20

3) Use a for loop structure to calculate the product of all even numbers from 1 to 14.