( 3pts) 18. Evaluate the following expression when I<2 andJs:4 Z LU IX%2/3%J Me (4 pts) 19. Translate the following mathematical expression into an eguivalent FORTRAN expression, taking care not to mix modes. 2X43Y? 58 (4 pts) 20. Write the FORTRAN statements reguired to print TOTAL EOUALS XXXX on the first line on a new page, beginning in print position 10. (XXXX denotes the value of the variable IT$YT that has been given a value in a previous part of the program.) There should be one space between the word EOUALS and the left-most position of ITAT.