Length - 6th grade (11y) - practice problems
Number of problems found: 419
The washing machine drum washes at 71 RPM. The washing machine motor pulley has a diameter of 8 cm. What must be the diameter of the drum machine pulley when the motor is at 351 RPM?
Calculate the thickness of the page of the collection of examples from mathematics, where 4.87 cm thick and has 451 pages.
Into a full cylindrical tank high 3 m with a base radius of 2.5 m, we insert cuboid with dimensions 1.7 m, 1.3 m, 1.9 m. How many liters of water will overflow out?
The garden has two opposite parallel fences. Their distance is 33.1 m. Lengths in these two fences are 75.5 meters and 49.4 meters. Calculate the area of this garden.
Car is traveling 98 km per hour. How long-distance it travel in 1 minute?
Prove whether you can construct a triangle ABC, if a=9 cm, b=6 cm, c=10 cm.
How many steps of 76 cm circumvent square garden with area 1.8 ha?
Annual rainfall in our country is an average of 797 mm. How many m³ of water rains on average per hectare?
- Isosceles triangle
Calculate the perimeter of isosceles triangle with arm length 73 cm and base length of 48 cm.
Tourist walk at 4.1 km/h. Every 5 km have 20-minute break. How many kilometers passed, when started at 4:40 and finished at 10:30?
Calculate how many squares/rectangles of size 4×3 cm can be cut from a sheet of paper of 36 cm × 32 cm?
- Area of trapezoid
The trapezoid bases are and 7 dm and 11 cm. His height is 4 cm. Calculate the area of the trapezoid.
The monkey fell in 40 meters deep well. Every day it climbs 3 meters, at night it dropped back by 2 m. On what day it gets out from the well?
Gift box has a rectangular shape with dimensions of 8×8×3 cm. Miloslav wants to cover with square paper with sides of 18 cm. How much paper left him?
Aquarium is rectangular box with square base containing 76 liters of water. Length of base edge is 42 cm. To what height the water level goes?
The rectangular playground is fenced with 38 m long netting. Its width is 7 m. Calculate its length.
- Garden plot
Calculate how many meters of fence need to fence the square garden with length and width of 12 meters.
- Reconstruction of the corridor
Calculate how many minutes will be reduced to travel 187 km long railway corridor, where the maximum speed increases from 120 km/h to 160 km/h. Calculate how many minutes will shorten travel time, if we consider that the train must stop at 6 stations, eac
Trolleybus line No. 206 measured 24 km. If the trolleybus goes faster by 5 km/h, the way there and back would is shorter by 33 minutes. Calculate the trolleybus speed and how much time it takes a return trip.
Do you want to convert length units? Length - math word problems. Examples for 6th grade (the sixth graders).