Please answer #3 only I dont need 1 and 2 please just #3 wrote the code using C++ only thank you

Dr. Bellehsen Exercises CST2403 Write a program to convert a Fahrenheit temperature to Celsius. The conversion formula is, , 2-7-15- 2 Read in a price, cost, quantity and discount percent. Compute the gross profit and net profit after discount. The formulas are gross profit (price-cost) quantity net after discount -discount)*gross p vel 2-7-18 due Compute an employee's new salary given the current salary and the raise percent