Grade - math word problems - page 873 of 915
Number of problems found: 18282
- Salary
Since the beginning of the year, Mr. Johnson has earned a monthly salary of 955 USD. From which month was his salary increased by 52 USD, and when in the year did he earn 11824 USD (enter as a number from 1 to 12)?
- Cards
How many ways can you give away 32 playing cards to 7 player?
- Cinema
How many ways can 11 free tickets to the premiere of "Jáchyme throw it in the machine" be divided between 6 pensioners?
- Textbooks
A math textbook is 1 4/7 inches thick. How many of these books will fit on a 22-inch self?
- Popsicles
Franc went to buy ice lollies. If he buys 4 popsicles, he misses 1 USD. When he purchased 3 popsicles, he got back 3 USD. How many USD was a popsicle?
- Mistake
Nicol needs to correct errors when calculating in school. Instead of adding the number 20, she subtracts it. What is the difference between the result and the correct result?
- Maple
The maple peak is visible from a distance of 7 m from the trunk from a height of 1.8 m at an angle of 46°. Find the height of the maple.
- Plastic pipe
Calculate the plastic pipe's weight with diameter d = 100 mm and length 330 cm if the wall thickness is 4 mm and the density of plastic is 1346 kg/m³.
- Built-up area
John build-up area 4.3 x 6.3 = 27.09 m² with building with a wall thickness 25 cm. How many centimeters would he have to subtract from the thickness of the walls that the built-up area fell by 5%?
- Tower
How many m² of the copper plate should be replaced on the roof of the conical tower shape with a diameter 23 m, and the angle at the axial section's vertex is 119°?
- N-gon II
What is the side length of the regular 9-gon circumscribed circle of radius 13 cm?
- n-gon
What is the side length of the regular 5-gon inscribed in a circle of radius 12 cm?
- Cone
Calculate the volume and surface area of the cone with a diameter of the base d=16 cm and the side of the cone with the base has angle 37°12'.
- Lid
What is the weight of the concrete cover (lid) to a round shape well with a diameter 1.8 m if the thickness of the cover is 11 cm? 1 m³ of concrete weighs 2190 kg.
- Block
Calculate the volume of a cuboid ABCDEFGH if |AB| = 7 cm, |BC| = 8 cm and the angle ∠CDG = 30.1°
- Diagonal
The diagonal of the rectangle has a length of 41.4 cm. The angle between the diagonal and longer side of the rectangle is 26°. Calculate the area of the rectangle.
- Parallelogram - side
Calculate the length of the side of a parallelogram whose area is 161 dm² and height to that side is 23.6 dm long.
- Parallelogram
Calculate the area and perimeter of a parallelogram whose two sides are long a=18 cm b=14 cm and height ha = 2 cm long.
- Peak
Uphill leads 2 paths and one lift. a) How many options back and forth are there? b) How many options to get there and back by the not same path are there? c) How many options back and forth are there that we go at least once a lift?
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