Maths practice for 9-year-olds - last page
Number of problems found: 460
- Salary
Mr. Vesely got for work 874 CZK (Czech Republic Koruna). Mr. Jaros got twice less than Mr. Vesely. How much CZK got Mr. Jaros? - Car amortization
Assume that the car has a life 11 years and a new cost 19000 euros. Calculate how much a month is amortized cost of the car over its lifetime. Amortization is the gradual reduction of assets (cars, buildings), mainly due to use or aging. - Right angled
We built a square with the same area as the right triangle with legs 17 cm and 17 cm. How long will be the side of the square? - Ton's teeth
Calculate at what age homeless Anton will be toothless. At age 35 has 30 teeth, and each year next tooth breaks. - Weeks
22 weeks is equal to how many days? - Grandchildren
Grandma bought new briefcases for her grandchildren. Pavel got a blue briefcase for 1350 CZK, and Markétka got a red briefcase, which was 270 CZK more expensive than Pavl's. How much did the red briefcase cost? How much CZK did Grandma pay for both briefc - Computer
A print line on a computer contains 64 characters (letters, spacers, or other chars). Find how many characters there are in 7 lines.
- Life
Calculate how many years has man lived for 27869 days? - Efficiency of rail
With subsidies, is business easy? Calculate how much a rail ticket (x) would cost at today's ticket price € 11 if the government did not subsidize the trains. It is known that it would cost three times today's ticket without subsidies. Calculate the value - RBA
Regional Building Authority has an annual budget of EUR 1806814. In the previous calendar year, has processed 804 approval procedures. How much does an average one-building approval cost (e.g., unsuccessful revoke)? - Textbooks
After checking the textbooks, it was found that teachers should withdraw every 9-th textbook. Together, 176 textbooks were withdrawn. How many textbooks were in stock before being withdrawn, and how many after withdrawal? - Balls
I have 12 balls, and my friend has 21. About how many have my friend more balls? - Brick weight
The brick weighs 5 kg and a half-brick. How much does one brick weigh? - Three cats
If three cats eat three mice in three minutes, after which time 70 cats eat 70 mice? - Subtraction
How many times can you subtract the number 4 from the number 64?
- Carpenter
You want to cut the longboard into smaller pieces. Carpenter said that one board cut into two pieces would cost you 40 cents. But you need to cut the board into 5 parts. How much do you pay? - Glasses
Imagine a set of students in your class (number of students: 15) who wears glasses. How many minimum and maximum elements may contain this set? - Like
There are 110 liters of water in 10 barrels. How many barrels of 5 liters do I need to get all the water from the larger barrels? - Holidays
Calculate how many hours the holidays last if they last 5 weeks. - Homeless Dezider
Homeless Dežko has 7 coins in his jacket: . Calculate the value of its assets and calculate how many bottles of wine for 0.55 EUR it can buy.
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