Maya is building a sand box that is 43 inches wide. The length of the sandbox is four times the width of the sandbox. What is the perimeter of the sandbox

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Pls brainliest will be awarded if answer is correct

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x