A room `5mxx8m` is to be carpeted leaving a margin of 10 cm from each wall. If the cost of the carpet is Rs 18 per Sq. metre, the cost of carpeting the room will be (a) Rs 673.92 (b) Rs 682.46 (c) Rs 691.80 (d) Rs 702.60

If the cost of 12 books is Rs 144, then the cost of 18 books is (a) Rs 206 (b) Rs 216 (c) Rs 198 (d) Rs 180

A closed metallic cylindrical box is 1.25 m high and its base radius is 35 m. If the sheet metal costs Rs 80 per m2, the cost of the material used in the box is (a) Rs 281.60 (b) Rs 290 (c) Rs 340.50 (d) Rs 500

A rectangular garden (60 mxx40 m) is surrounded by a road of width 2 m, the road is covered by tiles and the garden is fenced. If the total expenditure is Rs 51600 and rate of fencing is Rs 50 per metre, then the cost of covering 1 sq. m of road by tiles is (a) Rs 10 (b) Rs 50 (c) Rs 100 (d) Rs 150

The cost of 12 belts and 30 wallets is Rs8940 . What is the cost of 4 belts and 10 wallets? (a) Rs 2780 (b) Rs 2870 (c) Rs 2890(d) Rs 2980 (e) None of these

The length of a room is 15 m. The cost of carpeting it with a carpet 75 cm wide at Rs.50 per metre is Rs.6000. The width of the room is

The cost of carpeting a room is Rs 120. If the width had been 4 m less, the cost of the carpet would have been Rs 20 less The width of the room is

A room 4.9m long and 3.5m broad is covered with carpet leaving an uncovered margin of 25cm all around the room.If the breadth of the carpet is 80cm, find its cost at 40 per metre.

If the cost of 5 bars of a soap is Rs.30 ,then the cost of one dozen bars is: Rs.60 (b) Rs.120 (c) Rs.72 (d) Rs.140

Find the cost of a cylinder of radius 14m and height 3.5m when the cost of its metal is Rs 50 per cubic metre.(a) Rs 100208 (b) Rs 107800 (c) Rs 10800 (d) Rs 109800

A hemispherical bowls has 3.5cm radius. It is to be painted inside as well as outside. The cost of painting it at the rate of Rs 5 per 10sq. cm will be (a) Rs 77 (b) Rs 100 (c) Rs 175 (d) Rs 50