3y inflation

Price of the roll rise in the first year by 9%, the second year fell by 5% and in the third year increased by 3%.

Calculate the average annual increase in price of the roll.

Result

p =  2.2 %

Solution:

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Be the first to comment!

To solve this example are needed these knowledge from mathematics:

Our percentage calculator will help you quickly calculate various typical tasks with percentages. Looking for a statistical calculator?

Next similar examples:

1. Price increase 2x
If two consecutive times we increase the price of the product by 20%, how many % is higher final price than the original?
2. The ball
The ball was discounted by 10 percent and then again by 30 percent. How many percent of the original price is now?
3. Sales off
shoes cost x euros. First they are discounted by 50%, and then 25% of the new amount. Determine what percentage of the total cost is cheaper.
4. Probability - tickets
What is the probability that when you have 25 tickets in 5000 that you wins the first (one) prize?
5. Enrollment
The enrollment at a local college increased 4% over last year's enrollment of 8548. Find the increase in enrollment (x1) and the current enrollment (x2).
Calculate how many percent will increase the length of an HTML document, if any ASCII character unnecessarily encoded as hexadecimal HTML entity composed of six characters (ampersand, grid #, x, two hex digits and the semicolon). Ie. space as: &#x20;
7. Jane class
When asked how many students are in class, Jane said, if we increase the number of students in our class by hundred % and then add half the number of students, we get 100. How many students are in Jane's class?
8. Sum 10
What is the probability that two dice throw twice in a row will result the sum of 10?
9. Pine
How much of a mixed forest rangers want to cut down, if their head said: "We only cut down pine trees, which in our mixed forest 98%. After cut pine trees constitute 94% of all trees left."
10. Profit gain
If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is:
11. Percents
How many percents is 900 greater than the number 750?
12. Cancer
Of the 80 people 50 people ill cancer. What percentage of people isn't ill?
13. Savings and retirement
The older sibling has saved 44% more euros than the youngest, which represents 22 euros. How many euros older brother has saved ?
14. Girls
The children's competition was attended by 63 girls, which is 30% of all children's participants. How many children attended this competition?
15. Tickets
Tickets to the zoo cost \$4 for children, \$5 for teenagers and \$6 for adults. In the high season, 1200 people come to the zoo every day. On a certain day, the total revenue at the zoo was \$5300. For every 3 teenagers, 8 children went to the zoo. How man
16. Two equations
Solve equations (use adding and subtracting of linear equations): -4x+11y=5 6x-11y=-5
17. Theorem prove
We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?