a:1:{i:0;a:13:{s:2:"id";s:3:"604";s:7:"answer1";s:155:"<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%5Csqrt%7B2%2C41%7D" alt="\sqrt{2,41}" /></p>";s:7:"answer2";s:11:"<p>4,41</p>";s:7:"answer3";s:161:"<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%5Cfrac%7B40%7D%7B41%7D" alt="\frac{40}{41}" /></p>";s:7:"answer4";s:161:"<p><img class="latex" src="https://chart.googleapis.com/chart?cht=tx&amp;chf=a,s,000000|bg,s,FFFFFF00&amp;chl=%5Cfrac%7B10%7D%7B41%7D" alt="\frac{10}{41}" /></p>";s:7:"answer5";s:0:"";s:7:"answer6";s:0:"";s:7:"answer7";s:0:"";s:7:"answer8";s:0:"";s:7:"answer9";s:0:"";s:8:"answer10";s:0:"";s:4:"good";s:10:"0001000000";s:8:"question";s:4:"1864";}}