(740•385-33924):496

To simplify the expression \( (740 \cdot 385 - 33924) : 496 \), we'll follow the order of operations:

1. Calculate \( 740 \cdot 385 \): \[ 740 \cdot 385 = 284900 \]

2. Subtract \( 33924 \) from \( 284900 \): \[ 284900 - 33924 = 250976 \]

3. Now divide \( 250976 \) by \( 496 \): \[ 250976 \div 496 = 505.0 \]

Thus, the final result is: \[ \boxed{505} \]