Job task

After two hours and 40 minutes, the job is finished. Compared to last year, we were 40 minutes faster.
What is the percentage increase in our performance?

Correct answer:

p =  20 %

Step-by-step explanation:

a=2 60+40=160 min Δ=40 min b=a+Δ=160+40=200 min  p=100 bΔ=100 20040=200100 40=2004000=20%



Did you find an error or inaccuracy? Feel free to write us. Thank you!



Showing 1 comment:
Sammy
let it be easy





Tips for related online calculators
Our percentage calculator will help you quickly calculate various typical tasks with percentages.
Do you want to convert time units like minutes to seconds?

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: