If semicircles are cut off from along each of the two breadths of a rectangle, then the perimeter of the remaining part is: 14 cm (1) 34 cm (2) 68 cm (3) 84 cm (4) 128 cm 20 cm Two rectangular strips of metal each measuring 50 cm by 10 cm are welded to form a '+' symbol as shown. This logo is to be painted red on single side. The surface area to be painted is: (1) 900 cm? (2) 1,000 cm? (3) 1,800 cm2 (4) 2,000 cm? Meenakshi is to bend a wire to form a log of dimensions as shown in the given figure. The length of wire required is :- (1) 256 cm (2) 128 cm cm (3) 84 cm (4) 44 cm 7 cm

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