In this question 

We follow order of BODMAS and then solve by rule of decimals,

$\begin{array}{l}\text{So, 345 + 25}\times \text{0.80}-\text{11}\\ \text{= 345 + 20.00}-\text{11}\\ \text{= 365}-\text{11 =354}\end{array}$

Hence, Option A is correct.