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In this sentence, the teacher is giving a one-time instruction to the students. Therefore, we need a base verb ("place") instead of present continuous ("placing"), past perfect ("placed"), or present participle ("putting").
If the edge of the cube is increased by 50%, then find the percentage increase in the volume of the cube.
The area of a rhombus is given as 384 cm², and its perimeter measures 80 cm. Determine the total length of its two diagonals.
The length of the rectangle is triple its breadth. If the perimeter of the rectangle is 56 m, then find the area (in m2) of the rectangle.
Three metallic cubes whose sides are 15 cm, 20 cm and 25 cm respectively are melted and converted into a single cube. If there is no loss of metal in t...
A circle touches all four sides of a quadrilateral. If AB = 12 cm, BC = 22 cm, and AD = 18 cm, then what is the length of CD?
A cube has edge 13 m. Find its length of diagonal, surface area and volume.
The cost of levelling a square field @ Rs.32 per sq. metre is Rs.2,88,800. Field is to be fenced and also 2 metres broad pathway is to be cons...
Length and breadth of a rectangular field is (x + 7) cm and (x – 6) cm, respectively. If the cost of ploughing the field at a rate of Rs. 6 per cm² i...
Calculate the volume of a sphere whose diameter measures 21 cm. (Take π = 22/7)
The external dimensions of an open rectangular wooden box are 88 cm by 74cm by 67cm. If the wood is 2cm thick all around, find the amount of volume of w...