A certain device consumes 28 kW and delivers 14 kW. Find its efficiency.
Thank you for submitting an example text correction or rephasing. We will review the example in a short time and work on the publish it.
Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
Tips to related online calculators
Following knowledge from mathematics are needed to solve this word math problem:
Next similar math problems:
- Ratio v2
Decrease in the ratio 12:16 number 13.2.
- Percentages and numbers
How many percent is number 426 greater than number 71?
The office was attended by 23 people. 9 of them completed the questionnaire. What is the percentage of all people?
Increase in the ratio 20:4 number 18.5.
Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron?
148 is the total number of employees. The conference was attended by 22 employees. How much is it in percent?
What number is 20 % smaller than the number 198?
How many percents is 900 greater than the number 750?
- Percents - easy
How many percent is 432 out of 434?
- Highway repair
The highway repair was planned for 15 days. However, it was reduced by 30%. How many days did the repair of the highway last?
In a class are 32 pupils. Of these are 8 boys. What percentage of girls are in the class?
I have a box with two hundred pieces of gloves in total, split into ten parcels of twenty pieces, and I sell three parcels. What percent of the total amount I sold?
- The percentages in practice
If every tenth apple on the tree is rotten it can be expressed by percentages: 10% of the apples on the tree is rotten. Tell percent using the following information: a. in June rained 6 days b, increase worker pay 500 euros to 50 euros c, grabbed 21 fr
- New refrigerator
New refrigerator sells for 1024 USD, Monday will be 25% discount. How much USD will save, and what will be the price?
- Seeds 2
How many seeds germinated from 1000 pcs, when 23% no emergence?
In 7.C clss are 10 girls and 20 boys. Yesterday was missing 20% of girls and 50% boys. What percentage of students missing?
- Apples 2
James has 13 apples. He has 30 percent more apples than Sam. How many apples has Sam?