Update the formatting of Question 7 (Ebazhanov#368)

javascript/javascript-quiz.md

@@ -50,12 +50,13 @@ console.log('Results shown');
 - immediately <<<<<----Correct
 
 #### Q7. You've written the code shown to log a set of consecutive values, but it instead results in the value 5, 5, 5, and 5 being logged to the console. Which revised version of the code would result in the value 1, 2, 3 and 4 being logged?
-- ```for (var i=1; i<=4; i++){
+```js
+ for (var i=1; i<=4; i++){
     setTimeout(function(){
         console.log(i);
     }, i*10000);
-   }`
-   
+   }
+```
 - `for (var i=1; i<=4; i++){
        (function(i){
           setTimeout(function(){