1. Clothes Danka and Janka collect clothes. Danka had 9 more than Janka, so she gave her 7. Which now has more cloth and how many?
2. Symbols If 2*3 = 60 ; 3*4 = 120 and 4*5 = 200, what is 2*5?
3. One hectare How many square meters are one hectare?
4. Fraction and a decimal Write as a fraction and a decimal. One and two plus three and five hundredths
5. Circle simple Circumference of a circle is 6.28. What is the area of the circle?
6. Perimeter of square The square has a circumference 17cm. What is its area?
7. Seven times Which number seven times is just as higher as 27, how much is smaller than 29?
8. The number The number of 1 cm cubes required to make 4 cm cube is?
9. Dropped sheets Three consecutive sheets dropped from the book. The sum of the numbers on the pages of the dropped sheets is 273. What number has the last page of the dropped sheets?
10. Number with ones The first digit of the number is 1, if we move this digit to the end we get a 3 times higher number, which is the number?
11. Natural gas in kWh Gas consumption for 2017 was 11,301 kWh I paid 532 € How much 1 m3?
12. Temperature 5 Temperature outside starts at 0 Fahrenheit. Over time the temperature changes at a rate of -0.6 Fahrenheit per hour. How long will it take for the temperature to reach -4.5 Fahrenheit?
13. Hens and pigs Hens and pigs have 46 feet in total. At least how much can heads have?
14. Paper box Calculate whether 11 dm² of paper is sufficient for gluing a box without a lid with bottom dimensions of 2 dm and 15 cm and 12 cm high. Write result as: 0 = No, 1 = Yes
15. Water tank What is the height of the cuboid-shaped tank with the bottom dimensions of 80 cm and 50 cm if the 480 liters of water reaches 10 cm below the top?
16. Tilapia A fish vendor sells 5/7 kilos of tilapia for 73.50. If you will buy 2 1/7 kilos of tilapia, how much will it cost?
17. Dance group The dance group formed groups of 4, 5, and 6 members. Always one dancer remains. How many dancers were there in the whole group?
18. Equation 29 Solve next equation: 2 ( 2x + 3 ) = 8 ( 1 - x) -5 ( x -2 )
19. Area of rectangle How many times will increase the area of the rectangle, if we increase twice the length and at the same time we decrease the width by the half?
20. Trees in alley There are four trees in the alley between which the distances are 35m, 15m and 95m. Trees must be laid in the spaces so that the distance is the same and the maximum. How many trees will they put in and what will be the distance between them?

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