The task is to generate the correct answer for a given math problem.

[Q]: Problem: a number x is mistakenly divided by 10 instead of being multiplied by 10 . what is the percentage error in the result ?
[A]: - 99 %


[Q]: Problem: a car started running at a speed of 30 km / hr and the speed of the car was increased by 2 km / hr at the end of every hour . find the total distance covered by the car in the first 11 hours of the journey .
[A]: 440 km


[Q]: Problem: the triplicate ratio of 1 : 3 is ?
[A]:
1 : 27