Question : A scored 72% in a paper with a maximum marks of 900 and 80% in another paper with a maximum marks of 700. If the result is based on the combined percentage of two papers, the combined percentage is:

Option 1: 75.5%

Option 2: 76%

Option 3: 76.5%

Option 4: 77%

Question : In an examination, a candidate had to sit for three papers, A, B, and C. The candidate secured 75% marks in Paper A, 80% marks in Paper B, and 60% marks in Paper C. If the weightage assigned to Papers A, B, and C were 40%, 50%, and 10%, respectively, find the weighted percentage of marks obtained by the candidate, when all the three papers were taken together.

Option 1: 77%

Option 2: 74%

Option 3: 72%

Option 4: 76%

Question : A shopkeeper earns 10% on an investment but loses 20% on another investment. If the ratio of the two investments is 2 : 3, then the combined loss percentage is:

Option 1: 5.5%

Option 2: 7%

Option 3: 6%

Option 4: 8%

Question : In a motor with 120 machine parts, 5% of the parts were defective. In another motor with 80 machine parts, 10% of the parts were defective. For the two motors considered together, the percentage of defective machine parts was:

Option 1: 7

Option 2: 6.5

Option 3: 7.5

Option 4: 8

Question : Redistribution of income in a country can be brought about through

Option 1: progressive taxation combined with progressive expenditure

Option 2: progressive taxation combined with regressive expenditure

Option 3: regressive taxation combined with regressive expenditure

Option 4: regressive taxation combined with progressive expenditure

Question : A car covers a distance of 350 km in 5 hours and covers another 450 km at a speed of 90 km/hr. What is the average speed (in km/hr) of the car?

Option 1: 72

Option 2: 82

Option 3: 80

Option 4: 85