A 100 ml solution of H2SO4 having concentration of 20% is mixed with a 50% concentrated x ml mixture such that the net mixture is 30% concentrated. Determine x.
ABCD is a square and ΔMAB is an equilateral triangle. MC and MD are joined. What is the degree measure of ∠MDC?
The table shows number of new employees who joined in different categories of emplyees in an organisation and also the number of employees from these categories who left the organisation every year since the foundation of the organisation in 2015. Study the table and answer the questions that follow.
| Year | Business Analysts | Accountants | Sales Representatives | Peons | ||||
| Joined | Left | Joined | Left | Joined | Left | Joined | Left | |
| 2015 | 80 | 0 | 35 | 0 | 50 | 0 | 73 | 0 |
| 2016 | 63 | 21 | 26 | 16 | 46 | 20 | 34 | 23 |
| 2017 | 78 | 28 | 15 | 5 | 38 | 15 | 48 | 29 |
| 2018 | 42 | 39 | 20 | 38 | 34 | 0 | 14 | 12 |
| 2019 | 67 | 44 | 14 | 24 | 22 | 30 | 21 | 30 |
What was the total number of accountants working in the organisation in the year 2019?
In an election between two candidates, a candidate who gets 76% of the total votes polled is elected by a majority of 1480 votes. What is the total number of votes polled?
(consider integral part only)