Question

In a toys manufacturing company, wooden parts are assembled and painted to prepare a toy. For the wood processing activity center, the wood is taken out of storage to be sawed, after which it undergoes rough polishing, then is cut, drilled and has holes punched in it. It is then fine polished using sandpaper. For the retail packaging and delivery activity center, the polished wood sub-parts are assembled together, then decorated using paint. One specific toy is in the shape of a cone mounted on a cylinder. The total height of the toy is 110 mm and the height of its conical part is 77 mm. The diameters of the base of the conical part is 72 mm and that of the cylindrical part is 40 mm.



.(i) If its cylindrical part is to be painted red, the surface area need to be painted is

(ii) If its conical part is to be painted blue, the surface area need to be painted is

(iii) How much of the wood have been used in making the toy ?

(iv) If the cost of painting the toy is 2 paise for 8 pi sq. mm , then what is the cost of painting of a box of 100 toys?

(v) If the toy manufacturer company charge 3 paise for 32 pi cu.mm of wood, what is the price of a box Of 100 toys?

please give me the answers with calculations

Answer 1

Answer:

1. the surface area will be 55 mm

2. the surface area will be 80 mm

3. sorry I can't do that

4. it will be ruppess 2000

5. it will be ruppess 4500