The average marks scored by Ganesh in English, Science, Mathematics and History is less than 15 from...
The average marks scored by Ganesh in English, Science, Mathematics and History is less than 15 from that scored by him in English, History, Geography and Mathematics. What is the difference of marks in Science and Geography scored by him?
Answer/Solution
60
Steps/Work
E+H+G+M/4−E+S+M+H/4=15
⇒ G - S = 60
Answer C
⇒ G - S = 60
Answer C