Modified as used pagination for choose questions
Added js for displaying and updating timer
added css for the timer box
Removed
Added methods for adding/removing a question on clicking a checkbox
Modified, added score calculation and time updation
check max questions limit if questions present
added association user tests
Modified choose questions page, questions part in a separate partial
added time value in data attribute
gave start button an id
added container for timer
Removed
added new routes for add_ques, remove and update timer
schema modified
Added
merge solved
Fixed error
Merge solved