The area of one room is 21 m², and the area of the second room is 3/7 of the area of the first room
| April 30, 2021 | education
The area of one room is 21 m², and the area of the second room is 3/7 of the area of the first room. Find the area of two rooms?
Given:
The area of one room is 21 m2.
The area of the second room is 3/7 of the area of the first room.
Let’s find the size of the area of the second room:
21 * 3/7 = 9 m2.
Let’s calculate the total area of both rooms:
21 + 9 = 30 m2.
Answer: two rooms are 30 m2.
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