Rearrange variables - math word problems - page 78 of 147
Number of problems found: 2922
- Perimeter of the circle
Calculate the circumference of a circle in dm whose radius equals the side of a square with an area of 0.49 dm². - Pool
How many hectoliters of water is in a cuboid pool (a = 25m, b = 8m) if the area of the wetted walls is 279.2 m²? - Pyramid volume calculation
Calculate the volume of a regular quadrilateral pyramid whose wall height is w = 12 cm. - Octagonal pyramid
Find the volume of a regular octagonal pyramid with height v = 100 and the angle of the side edge with the base plane is α = 60°. - Wall area calculation
A wall is $m metres long and $v metres high. A door $b centimetres high and $d centimetres wide is set into the wall. Find the total area of this wall (excluding the door). - Tetrahedral pyramid
Determine the surface of a regular tetrahedral pyramid when its volume is V = 120 and the angle of the sidewall with the base plane is α = 42° 30'. - Uboid volume
Calculate the cuboid volume if the walls are 30 cm², 35 cm², 42 cm² - Pyramid volume calculation
Please calculate the volume of a quadrilateral pyramid when a = 5 cm and the wall height is w = 12 cm. - Hexagonal pyramid
Please calculate the height of a regular hexagonal pyramid with a base edge of 5 cm and a wall height of w = 20 cm. Please sketch a picture. - Machine production calculation
Ten machines produced newspapers in 18 hours, and two machines rang for 2 hours. Thus, the production took 18 hours. - Number ratio sum
Write the number 126 as the sum of three numbers whose ratio is 2:5:7 - The aspect ratio
The aspect ratio of the rectangular triangle is 13:12:5. Calculate the internal angles of the triangle. - Prism height calculation
How high does a prism with the dimensions of the base 1.7 dm and 5 dm reach if it fits 1032 dm³? - Trapezoid height calculation
The trapezoid area is 40.8 cm². Calculate the height of the trapezoid if the base is 5.5 cm long and 4.7 cm long. - The schoolyard
The schoolyard had the shape of a square with an 11 m side. The yard has been enlarged by 75 m² and has a square shape again. How many meters was each side of the yard enlarged? - Language course attendance
Fewer women and men signed up for the language course. How many people attended one lesson when three men and two women were missing? - Pilsen Region
Between 2000 and 2001, 14 per mille of the population decreased in the Pilsen Region. In 2000, the Pilsen Region had 551281 inhabitants. If the declining trend continues the same (i.e., 14 per mille of inhabitants per year), how many inhabitants will the - Two patches
Peter taped the wound with two rectangular patches (one over the other to form the letter X). The area sealed with both patches simultaneously had an area of 40 cm² and a circumference of 30 cm. One of the patches was 8 cm wide. What was the width of the - Cube surface reduction
The surface of the cube is 96 cm². What will be the cube's surface that we get by reducing each edge by 1 cm? - Two-digit number
The digit sum of thinking two-digit natural numbers is 11. When it exchanges a sequence of digits, given a number that is 27 less than the thinking number, find out which number I think.
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