Examples for 6th grade (the sixth graders) - page 33
The school stands 110 m from the church, which is 100 m beyond the town hall. Which building are closer to the church and how many times?
Grandmother baked cakes. Half of its was poppy, quarter with plum jam and 16 cheesecakes. How many cakes she baked in total?
- Foot in bus
It was 102 people on the bus. 28 girls had two dogs. A 11 girls had one dog. At the next stop seceded 5 dogs (even with their owners). They got two boys together with three dogs. The bus drove one driver. How many foot were in bus?
- Father and son
Father is 44 years old, his son 16 years. Determine how many years ago was the father five times older than the son.
The gearing fits wheel with 20 teeth to the wheel with 36 teeth. Before starting the machine is stained tooth smaller wheels in the designated space between the teeth of the larger wheels. How many times after starting the machine wheels turning that stain
- Perimeter from area
What is the perimeter of the square if its content is 64 cm2?
- 3x square
Side length of the square is 54 cm. How many times increases the content area of square if the length of side increase three times?
Annie aunt is 35 years old, Annie is 14 years. For how many years will aunt have twice as many years as Annie?
- Divide money
Divide 1200 USD at a ratio of 1:2:3:4:5:6:9:10
- The tap
For one day flows 148 l of water out of the tap. How much water will flow out for 3/4 day?
1st blade 2,5 m, 2nd blade. .1.75 m. How many same long pieces of this two blades can be do the biggest? How long is one piece?
- Pumps 5
5 pump pumped in 3 hours 1800 hl of water. How many hectoliters of water pumped 4 equally powerful pumps in 6 hours?
- Cube 2
How many times will increase if the surface area of the cube if we triple length of its edge?
- Circle from string
Martin has a long 628 mm string . He makes circle from it. Calculate the radius of the circle.
The rectangle is divided into seven fields. On each box is to write just one of the numbers 1, 2 and 3. Mirek argue that it can be done so that the sum of the two numbers written next to each other was always different. Zuzana (Susan) instead argue that.
- Charles Bridge
Charles Bridge was 15 times older than Frantův bridge from 1900 in 1931. How old is the Charles Bridge?
- Roses and tulips
At the florist are 50 tulips and 5 times less roses. How many flowers are in flower shop?
The perpetrator is a number that is smaller than the number 80. It is a multiple of five and it is odd. If we added up the tens and ones of this number we get number 8.
To cuboid tank whose bottom has dimensions of 9 m and 15 m were flow 1080 hectoliters of water. This was filled 40% of the tank volume. Calculate the depth of the tank.
- Wood lumber
Wooden lumber is 4 m long and has a cross section square with side 15 cm. Calculate: a) the volume of lumber b) the weight of the lumber if 1 m3 weighs 790 kg