#### Information Processing Model Question Paper

7th Standard

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Maths

Time : 00:40:00 Hrs
Total Marks : 30
2 x 1 = 2
1. A tetromino is a shape obtained by …………………. squares together

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4

2. Draw a tetromino which passes symmetry ...................

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3. 4 x 1 = 4
4. (1)

5. (2)

6. (3)

7. (4)

6 x 2 = 12
8. Using the given tetrominoes with numbers, complete the 4 x 4 magic square

9. Using the given tetrominoes with numbers on it, complete the 4 x 4 magic square ?

10. Fill in 8 x 5 rectangle completely, using all the five tetrominoes twice.

11. Form a 5 x 4 square shade the square completely by tetromino shapes

12. Shade the following figure using the five tetrominoes exactly once.

13. Find the Shortest distance to reach the play ground from school

Also find out all possible routes

14. 4 x 3 = 12
15. Find the tetromino shapes found in the showcase given in Fig below. Form the same shape in the geoboard using rubberbands

16. Raghavan wants to change the front elevation of his house using the tiles made up of tetromino shapes

1. How many tetrominoes are there in a tile ?
2. If the cost of a square tile is Rs. 52 then what will be the cost of the tiles that Raghavan buys for the front elevation?

17. Madhan has to go to Karur from Coimbatore for an official visit. On his onward journey, he goes via Vellakoil to reach Karur. While returning to Coimbatore he travels via Erode. Both the routes travelled by him are given in the Fig Find the shortest route?

18. A telephone exchange worker wants to give the telephone connection to Amutha's house. Shows all the possibilities of cable connections. Find the route which requires minimum cable?