95% are going to camp, so 5% are NOT going.<br><br>
&bull; Percentage not going = 100% − 95% = 5%<br>
&bull; Number not going = 5% of 40 = \(\frac{5}{100} \times 40\) = \(\frac{1}{20} \times 40\) = 2<br><br>
Final Answer: 2