Assignment $-1$

Declare $4$ variables to store the following $4$ values: $81,92\mathrm{.}4,\text{'}J\text{'}.$ What would be the types of those variables? Output the values of all three variables on the console in separate lines.

Declare $2$ variables: one of type int and other of type float. Get values from the user and store them in these two variables. Now, divide the float value by the int value and display the result.

Implement temperature convertor: Ask a user to input a temperature value in Celsius. What would be the type for the variable to store user input? Convert this value to Fahrenheit using the following equation. Output the temperature in Fahrenheit.

$F=C*\frac{9}{5}+32$ need help on this question using C$++$ computer science coding plz $!!!$