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7th Standard
TN 7th Tamil பருவம் -1 இயல் 1 - அமுதத்தமிழ் - ஒன்றல்ல இரண்டல்ல Important Questions And Answers Study Material - QB365 Set A
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Published on: 18/09/2019
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Download Tamil Nadu 7th Standard Maths question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Maths Test1.
Match the tetrominoes of same type
2.
Find the Shortest distance to reach the play ground from school
Also find out all possible routes
3.
Shade the following figure using the five tetrominoes exactly once.
4.
Form a 5 x 4 square shade the square completely by tetromino shapes
5.
Observe the picture and answer the following.
(i) Find all the possible routes from A to D.
(ii) Find the shortest distance between E and C.
(iii) Find all the possible routes between B and F with distance. Mention the shortest route.
6.
Fill in 8 x 5 rectangle completely, using all the five tetrominoes twice.
7.
Fill in 4 x 10 rectangle completely, using all the five tetrominoes twice
8.
Find the shortest route to Vivekanandar Memorial Hall from the Mandapam using the given map.
9.
Using the given tetrominoes with numbers on it, complete the 4 x 4 magic square ?
10.
Shade the figure completely, by using five Tetromino shapes only once.
11.
Complete the given rectangle using the given tetromino shapes.
12.
Make a model of a fish using the given tetromino shapes
.
13.
Using the given tetrominoes with numbers, complete the 4 x 4 magic square
14.
Using the given Tetromino shaded in two different ways
, fill the grid in such a way that, no two adjacent boxes have the same colour.
.JPG)
15.
Shade the figure completely, by using five Tetromino shapes only once.
16.
Complete the table
1.
2.
Route1: School \(\rightarrow \) Swimming pool \(\rightarrow \) canteen \(\rightarrow \) playground
Distance 9 km + 2 km + 10 km = 21 km.
Route 2 : School \(\rightarrow \) canteen \(\rightarrow \) playground
Distance : 10 km + 10 km = 20 km.
Route 3 : School \(\rightarrow \) garden \(\rightarrow \) playground
Distance: 2 km + 20 km = 22 km.
Route 4 : School \(\rightarrow \) garden ~ teashop \(\rightarrow \) playground
Distance: 2 km + 17 km + 2 km = 21 km.
Route 5 : School \(\rightarrow \) Park \(\rightarrow \) teashop \(\rightarrow \) playground
Distance: 12 km + 12 km + 2 km = 24 km.
\(\therefore \) Route 2 is the shortest distance.
3.
4.
5.
(i) route 1 A ⟶ G ⟶ D
route 2 A ⟶ B ⟶ D
route 3 A ⟶ B ⟶ C ⟶ D
route 4 A ⟶ G ⟶ F ⟶ E ⟶ G
(ii) 320 m
(iii) rout 1 B ⟶ A ⟶ G ⟶ F
250 100 150 = 600m
rout 2 B ⟶ D ⟶ E ⟶ F
100 120 300 = 520m
rout 3 B ⟶ D ⟶ G ⟶ F
100 200 150 = 450m
rout 4 B ⟶ C ⟶ D ⟶ E ⟶ F
120 200 120 300 = 750 m
Dlstance:
Route l : 120 + 200 = 320 m.
Route II : 120 + 100 + 120 = 340 m
Route III : 120 + 200 + 100 + 250 + 120 = 770 m.
Route IV : 300 + 150 + 200 + 100 + 120 = 870 m.
Route V : 300 + 150 + 200 + 200 = 850 m.
Route VI : 300 + 150 + 100 + 250 + 120 = 920 m.
Ans :
Route I is the shortest route and its distance is 320 m.
6.
7.
8.
Possible routes from Mandapam to Vivekandar Memorial are
route 1:
(a) . Mandapam \(\longrightarrow \) Pullivasal Island \(\longrightarrow \) Krusadai Island \(\longrightarrow \) Vivekanandar Memorial Hall.
Distance = 6 Km + 2 Km + 1.5 Km = 9.5 Km
route 2:
(b) Mandapam\(\longrightarrow \) Krusadai Island\(\longrightarrow \) Vivekanandar Memorial Hall.
Distance = 7 Km + 1.5 Km = 8.5 Km
8.5 km < 9.5 km
\(\therefore \) Shortest route: Mandapam \(\longrightarrow \) Krusadai Island\(\longrightarrow \) Vivekanandar Memorial
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