Aptitude - Percentage - Discussion
Discussion Forum : Percentage - General Questions (Q.No. 9)
9.
| A student multiplied a number by | 3 | instead of | 5 | . |
| 5 | 3 |
What is the percentage error in the calculation?
Answer: Option
Explanation:
Let the number be x.
| Then, error = | 5 | x - | 3 | x = | 16 | x. |
| 3 | 5 | 15 |
| Error% = |  |
16x | x | 3 | x 100 |  % = 64%. |
| 15 | 5x |
Discussion:
135 comments Page 12 of 14.
Arun said:
1 decade ago
Thank you guys. Good analysis.
Rawal said:
1 decade ago
Thanks Now I got it sudershan.
Jack said:
1 decade ago
Error% = error/true value
Subham said:
1 decade ago
= (3/5-5/3)*(5/3)*100.
Rakesh said:
9 years ago
Great answer @Srihari.
Geet said:
6 years ago
Will it be 60/166*100?
Ishak Khan said:
8 years ago
Can it be negative?
Mohan said:
8 years ago
Thanks @Sudharshan.
Vaishu said:
7 years ago
Thank you @Srihari.
Shanmukh Adari said:
7 years ago
Thank you @Srihari.
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