# Examples for 5th grade (the fifth graders) - page 4

- Theatre

Theatrical performance started at 15:50 and ended at 18:50. How many minutes long? - Class

When Pythagoras asked how many students attend the school, said: "Half of the students studying mathematics, 1/4 music, seventh silent and there are three girls at school." How many students had Pythagoras at school? - Fractions

Sort fractions ? by its size. Result write as three serial numbers 1,2,3. - Hexagon

Draw a regular hexagon inscribed in a circle with radius r=8 cm. What is its perimeter? - Pizza master

Master says that he can splits pizza to 16 parts by five equals straight cuts. Is it possible? - Working time - shortening

The media often speculates about the change (especially to shorten) the working time of the five-day eight-hour working week to another working model. Calculate how many hours a day the employee would have to work a day at 3-day work week if he must work t - Denominator

Calculate the missing denominator x: ? - Pedestrian and cyclist

Pedestrian out with a speed of 4 km/hour from city center and after 1hour and 10 minutes came after him cyclist at speed of 18 km/h. At how many minutes he catches up with pedestrian? - Carpenter

You want to cut long board into smaller pieces. Carpenter said that one cut of the board into two pieces will cost you 70 cents. But you need to cut the board into 9 parts. How much you pay? - School

27 students of 6.D class is going to a trip. They pay 9 € each. The teacher got 153 €. How many children have not paid? - Exhibition

The teacher paid for 280 Kč for 4.A students for admission to the exhibition. How many students were on the exhibition? - Garden plot

Calculate how many meters of fence need to fence the square garden with length and width of 22 meters. - Hours

How many hours is 9 days? - Bus driver

The bus driver rides 174 km in the morning, afternoon rides 26 km more. How many kilometers traveled in 5 days if he rides on the same line? - Do you solve this?

Determine area S of rectangle and length of its sides if its perimeter is 102 cm. - Opposite numbers

Calculate opposite numbers (additive inverse) to given ones: - Gardens

The garden has the square shape with circumference 124 m. Divide it into two rectangular gardens, one should circumference 10 meters more than the second. What size will have a gardens? - Snow

Snow fell overnight layer of thickness 19 cm. In the morning I had to clear a path 69 m long and one meter wide. How many cubic meters of snow I clear? How many kilos was it? (1 m^{3}fresh snow weighs 350 kg) - Collective irresponsibility

At the Internet, time is very uncomfortable for the state that no more gaffe or waste is no longer possible to hush up as if people were at home with only two television channels censored. An example of the effectiveness of state can be Bridge at Komořan - Family

Martin has just as brothers as sisters. His sister Jana but has 2 times more brothers than sisters. a) How many children are in this family? b) How many boys and how many girls are in the family?

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