A student scores 75% in a test and gets 30 marks more than another student who secured 60%. What is the maximum marks in the test?

Question: A student scores 75% in a test and gets 30 marks more than another student who secured 60%. What is the maximum marks in the test?

1. 120
2. 200
3. 150
4. 100

Answer: 200

Solution:
x is total marks .
Then equation becomes
0.75x=0.6x +30
0.15 x=30
x=200