Find the value of "?" (use approximation) :

√(5475) / 4.98 = ?

Find the value of "?" (use approximation) :

(1859 / ? ) = ( ? / 275 )

Find the value of "?" (use approximation) :

{ (8.66)² * 13.98 } / √(50) = ?

Find the value of "?" using approximation :

√(2300) × √(240) = ?

Find the value of "?" using approximation :

14.03 * 27.489 - 8.749 * 16.04 = ?

Find the value of "?" using approximation :

67.99 % of 1401 - 13.99 % of 1299 = ?

Find the value of "?" using approximation :

5998 / 9.98 + 670.99 - 139.99 = ?

Find the value of "?" using approximation :

-(4.99)³ + (29.98)² - (3.01)^{4 = ?}

Find the value of "?" using approximation :

( ? % of 999) / 0.9 = 166.5