Tiles
The pupils of the building school have to calculate how many roof tiles they will need to cover the roof of the house in the shape of two rectangles measuring 10 x 7.2 m. One roof tile covers a rectangular area of 22 cm x 32 cm. How many tiles will they need if they have to count on 2% waste and overlap?
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- arithmetic
- division
- rounding
- planimetrics
- area of a shape
- rectangle
- basic functions
- percentages
- numbers
- fractions
Units of physical quantities:
Grade of the word problem:
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