Advertisements
Advertisements
Question
Find the percentage change from the first quantity to the second:
75 kg, 60 kg
Advertisements
Solution
75 kg, 60 kg
Decrease = 75 − 60 = 15 kg
Percentage decrease = `15/75xx100` = 20%
Hence, decrease = 20%
APPEARS IN
RELATED QUESTIONS
Write the following as percent:
15 : 16
The value of a machine depreciates every year by 5%. If the present value of the machine be Rs 100000, what will be its value after 2 years?
A number is increased by 10% and the resulting number is again increased by 20%. What is the overall percentage increase in the number?
A number when decreased by 16% becomes 798 ; find the number.
Express the following percentage as a fraction and as a decimal number:
25 %
What percent is: 16 hours of 2 days?
The price of an article increased from ₹ 16 to ₹ 20; find the percentage increase.
Air is an important inexhaustible natural resource. It is essential for the survival of human beings, microbes, plants, and animals. The following table shows the percentage of various gases in the air.
| Contents of air | Percentage (by volume) |
| Nitrogen | 78 |
| Oxygen | 21 |
| Other (carbon dioxide, inert gases, water vapours, etc.) | 1 |
If a certain quantity (by volume) of air contains 4,200 litres of oxygen, find the total quantity of air taken and the amount of nitrogen in it.
25 ml is ______ per cent of 5 litres.
Given below is a Mathematical term.
Find the percentage of consonants in the term.
