USA hit extreme heat wave. Calculate percentage of the air temperature change from normal summer temperature 23 °C to 40 °C.
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
Production of television sets increased from 3,500 units to 4,200 units. Calculate the percentage of production increase.
In a class are 32 pupils. Of these are 8 boys. What percentage of girls are in the class?
In 7.C clss are 10 girls and 20 boys. Yesterday was missing 20% of girls and 50% boys. What percentage of students missing?
- Driving school
Driving final exam involving 10 attendants. The exam consists of three parts. 2 fails at test (quiz) and 6 students fails on car skills test on playground (slalom between the cone). The practical part of the test - driving in town in the real traffic - al
- Percents - easy
How many percent is 432 out of 434?
- Apples 2
James has 13 apples. He has 30 percent more apples than Sam. How many apples has Sam?
Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron?
How many percents is 900 greater than the number 750?
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?
- 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?
- Energy saving
They were released three different, independent inventions saving 12%, 15% and 25% energy. Some considered that while the use of these inventions, the total savings will be 12% + 15% + 25% = 52%. Is this true? How much percent of energy will save all thre
- Base, percents, value
Base is 344084 which is 100 %. How many percent is 384177?
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 fro
- Sales off
Goods is worth € 70 and the price of goods fell two weeks in a row by 10%. How many % decreased overall?