The table shows quiz marks out of 25 in each subject.   English Geography Mathematics Science Andy 70 88 88 41 Bill 73 63 52 78 Clive 40 92 96 96 1. What is the difference betweenClive's marks in English and Science?   2. How many more marks does Andy need for a perfect score in Mathematics?   3. In Geography, how many more marks did Andy get than Bill?   4. Find the difference between Andy's Science marks and Bob's English marks.   5. The Mathematics teacher gave Clive 53 extra marks by mistake. What are his real marks?