1) Write a program to enter temperature in Fahrenheit and convert to Celsius using the formula (°F - 32) × 5/9 2) Write a program to convert the year entered by the user into days. 3) Write a program to find the value of x raised to y (xy ) where x and y are entered by the user as inputs. 4) Write a program to input Principal (P), Time (T), Rate (R) and calculate Simple Interest (SI), using the formula SI= P*R*T/100 Note: All the outputs should be user friendly with proper sentences.