Line printer speed is specified in terms of _______.

What will come in place of the question mark (?) in the following question?

$75\% of 480 + ? \% of 540 = 603$ 

$4785-3249+2156=?$

What will come in place of the question mark (?) in the following question?

$3\frac{3}{8}\times 4\frac{2}{5}+?=16$

What will come in place of the question mark (?) in the following question?

$27.085 - 12.32 + 132.41 = ?$

What will come in place of the question mark ($?$) in the following question?

$140\% of 320 - ?\% of 400 = 25\% of 720$

What will come in place of the question mark (?) in the following question?

$3.36\times 2.5+(2.4{)}^2=?$