Question : What percentage of Earth’s water is fresh?

Option 1: 4.8 per cent

Option 2: 5.2 per cent

Option 3: 3.9 per cent

Option 4: 2.7 per cent

Question : What is the percentage of proteins in the cell membrane?

Option 1: 60-80%

Option 2: 80-100%

Option 3: 20-40%

Option 4: 40-60%

Question : A's salary is 40% of B's salary and B's salary is 25% of C's salary. What percentage of C's salary is A's salary?

Option 1: 5%

Option 2: 10%

Option 3: 15%

Option 4: 20%

Question : In 1950-51, what percentage of the GDP of India was contributed by the industrial sector?

Option 1: 22 per cent

Option 2: 28 per cent

Option 3: 13 per cent

Option 4: 16 per cent

Question : A's salary is 35% more than B's salary. How much percent is B's salary less than that of A's? (correct to the nearest integer)

Option 1: 17.5%

Option 2: 20%

Option 3: 35%

Option 4: 26%