# Problems for 6th grade (the sixth graders) - page 29

- Dealer

Dealer sell digital camera for € 474. Thirty percent of the price was his profit. After some time, decreased interest in selling the camera and therefore reduce its sales price by 11 %. How many percent of the new price now is dealer's profit? Round the - Cardboard

How many m^{2}of cardboard are needed to make the cuboid with dimensions 40 cm 60 cm and 20 cm? - Hostel

Students are accommodated in 22 rooms. Rooms were 4 and 6 bed. How many rooms in which type occupied 106 children there? - Speed of sound

The average speed of sound is 330 meters per second. Estimate how long it will hear the church bell 1 km away. Calculate the distance from what would hear sound after 10 seconds. - Circle - easy 2

The circle has a radius 6 cm. Calculate: - Glass aquarium

How many m^{2}of glass are needed to produce aquarium with bottom dimensions of 70 cm x 40 cm and 50 cm high? - Number

Determine unknown number if you know that difference between five times and triple of number is 42. - Concert

On a Concert were sold 150 tickets for CZK 360, 235 tickets for 240 CZK and 412 for 180 CZK. How much was the total revenues for tickets? - Rails

18 m railway weighs 1260 kg. How much weighs 100 m of welded railways? - Math classification

In 3A class are 27 students. One-third got a B in math and the rest got A. How many students received a B in math? - Little hand

What angle shifted little hand on the clock after one hour and 38 minutes? - The cube

The surface of the cube is 150 square centimeters. Calculate: a- the content of its walls b - the length of its edges - Gardeners

Gardeners pays to city for the lease of one square meter of land CZK 3. How much to pay each year? a) for 2 hectares b) 2 are 150 m^{2} - Aquarium

Aquarium is cube with edge 45 cm. How much water can fit in there? - Cinema 5

James wants to go to the movies every Tuesday for five years. After a year he learned that the ticket price on Wednesday is only € 5.10 and € 5.60 the other day. Now that he know about the discount, he decided to change his habits and he will go to the cin - Wallpaper

Salesman account for 2.3 meters of wallpaper 149.50 Kc. How much cost 1 meter of wallpaper? - String

Divide the string length 800 cm in ratio 1: 5 - Container

How many three-quarters liters jar fill 30 liters container? - Athlete

How long length run athlete when the track is circular shape of radius 120 meters and an athlete runs five times in the circuit? - Pulley

On wheels with a diameter of 40 cm is fixed rope with the load. Calculate how far is load lifted when the wheel turns 7 times?

- «
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- »

Do you have an interesting mathematical problem that you can't solve it? Enter it, and we can try to solve it.