Please help me with number 3 (C-language)

Some homework problems taken directly from the textbook: 1, Given the following declaration: int 11; int 12; float f1; char c1; char c2; char c3; and the following line of data 14 23 76 CD what would be the value of 1 l,12,fl,cl,c2, and c3 after the following statement? scanf("%d %d %f %c %c", &i1, &i2, &fl, &cl, &c2, &c3); Given the following declaration: int 11; int 12; float fl; char c 1; char c2; char c3; and the following line of data 14.2 67 67.9 what would be the value of 1 l,12,fl,cl,c2, and c3 after the following statement? scanf("%d %c %c %i %f", &i1, &cl, &c2, &i2, &fl); Write a single statement to accomplish each of the following. Assume that each of these statements applies to the same program. Write a statement that opens the file "oldmast.dat" for reading and assigns the returned file pointer to of Ptr. Write a statement that opens the file "trans.dat" for reading and assigns the returned file pointer to tfPtr. Write a statement that opens the file "newmast.dat'' for writing (and creation) and assigns the returned file pointer to nfPtr