The table below provides information about the number of registered voters and the percentage of registered voters who voted in a particular election in three different centres P, Q, and R.
| Centre | Total No. of registered voters | Percentage of people who voted (out of the total no. of registered voters) |
| P | 3200 | 90 |
| Q | 1850 | 80 |
| R | 2500 | 66 |
What percentage of the total number of voters registered at centre Q casted invalid votes, if the number of voters casted at centre Q was 75% of all voters cast at the centre?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 20%
Explanation:
According to the given values in the table,
Votes registered at centre Q are = 80% of 1850 = 1480
Now, the valid votes = 75%
So, invelid votes at center Q are = 25% of 1480 = 370
Now, percentage of invelid votes = = 20%
Hence the required answer is 20%.