The following table shows the number of students in different streams in 5 departments. Study the table carefully and answer the question based on the table. Stream DEPARTMENT A B C D E Physics 400 500 350 300 600 Chemistry 750 600 700 500 450 Mathematics 350 400 450 500 750 Computer Science 250 300 380 550 600 Which department has the maximum number of students in all streams?
E
The correct answer is E.
Calculating percentages: Finding a value as a percentage of another value or total. Identifying maximum or minimum values: Finding the highest or lowest number in a set or calculated total. Ratio and proportion: Comparing values using ratios. Practicing these types of calculations using different tables can improve your speed and accuracy.
Study the given table and answer the following question:
Annual consumption (in hundred tonnes) of tea in five states (A, B, C, D and E) across 6 years (2014 to 2019):
| State | |||||
| Year | A | B | C | D | E |
| 2014 | 112 | 130 | 136 | 105 | 117 |
| 2015 | 122 | 138 | 150 | 140 | 120 |
| 2016 | 124 | 134 | 142 | 144 | 132 |
| 2017 | 132 | 154 | 198 | 149 | 133 |
| 2018 | 135 | 148 | 187 | 151 | 145 |
| 2019 | 153 | 136 | 198 | 150 | 187 |
The total consumption of tea in state C in 2015 to 2017 is by what percentage more than the total consumption of tea in states A, B and D in 2015?
The table shows the monthly expenditure of Saumya. What percent of her monthly salary is she able to save?
| Expense | Amount |
| Food | 5,000 |
| Rent | 20,000 |
| Travel | 10,000 |
| Clothing | 3,000 |
| Miscellaneous | 15,000 |
| Savings | 7,500 |
Following table provides figures (in rupees) on annual expenditure of a firm for two years – 2010 and 2011.
Category | 2010 | 2011 |
Raw material | 5200 | 6240 |
Power & fuel | 7000 | 9450 |
Salary & wages | 9000 | 12600 |
Plant & machinery | 20000 | 25000 |
Advertising | 15000 | 19500 |
Research & Development | 22000 | 26400 |
In 2011, which of the following two categories have registered increase by same percentage?
The time spent to study history and chemistry is 4 hours 30 minutes. Then the student studied physics for
If the student studied chemistry for 3 hours, then he/she studied geography for
If the student studied 10 hours in a day, then he/she studied mathematics for