Plz help me of this question​

On the loan worksheet in cell c9 enter pmt function to calculate the monthly payment for the altamonte springs 2018 facilities loan. ensure that the function returns a positive value and set the reference to cells b5 and b6 as absolute references.

Why should characters such as / \ " ' * ; - ? [ ] ( ) ~ ! $ { } < > # @ & | space, tab, and newline be avoided in file names?

Which type of tab stop is most for weights and measurements?