Aptitude - Percentage - Discussion

Discussion Forum : Percentage - General Questions (Q.No. 10)
10.
In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was:
2700
2900
3000
3100
Answer: Option
Explanation:

Number of valid votes = 80% of 7500 = 6000.

Valid votes polled by other candidate = 45% of 6000

= 45 x 6000 = 2700.
100

Discussion:
113 comments Page 5 of 12.

Praveen said:   9 years ago
A and B candidates participated in an election. 20% of voters did not participate in the voting. 10% of polled votes are invalid. A received 50% votes of polling and winner by a margin of 600. Total new of voters in a village are?

Archana said:   1 decade ago
Why cant we do in this way?

First considering the valid votes 80%of 7500=6000, 1st person's votes are 55% so, 55% of 6000= 3300, now subtracting it from total valid votes we get the second persons votes=2900

Omswaroop said:   8 years ago
Here 1st person already got 55% of "VALID VOTES". 20% of total votes are invalid. So only 80% are valid. Already 55% went. So 2nd person only gets 30% of remaining valid votes. (30/100) *6000 = 1800 votes.

Shivani said:   6 years ago
How 45% valid vote left?

In question it is said that 20% of the total vote is invalid then 80% valid votes where remaining and if one got 55% valid vote then other on will have (80-55) % = 25% valid vote.

Shubham vaskale said:   1 year ago
7500 is the total vote.

And 20% are invalid hence, 1500 votes are invalid then 6000 is a valid vote and one gets 55% then another gets 45% of the valid vote it means 45% of 6000 so the answer becomes 2700.
(61)

Chsk said:   1 decade ago
Why didn't we do this one by in this method?

Total voters = 7500.

In that 20% for non valid, 55% for one group.

So totally 75% were gone the remaining 25% for second candidate.

Shall we do like this ?

Niresh said:   1 decade ago
Total vote is 100%.
InValid vote is 20%.
Valid vote is 80%.

One's vote is 55% of valid vote.
55% 0f 80% = 44%.

Others valid vote is 80-44 = 36%.
36% of valid vote is 36% of 6000 is 2160 is the answer.

Sikendra Sah said:   8 years ago
Let 100% = 7500
10%= 750
20%= 1500
80%= 6000

Again let 100%= 6000
10%= 600, 10*4= 600*4 , 40%= 2400
5%= 300.

Therefore 45%=2400+300= 2700 Ans.

Preeti said:   7 years ago
Why you all are considering 45% valid votes for other people,

100-20 % = 80% votes are valid,
As 55% valid for one person,
However, 45% is total votes (valid + invalid) other person got.

Angad said:   6 years ago
55% Votes Are Valid.. And Remaining 45% is 3375.

So, out of these 45%.
20% are Invalid so 20% of 3375 (i.e 45%) is 675 votes which are Invalid and Valid Votes are 3375-675 = 2700.
(1)


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