ප්‍රශ්න පත්‍රය - I

[Pages:8]

...(.) 2020

State Ministry of Education Reforms, Promotion of Open Universities and Distance Learning , G.C.E. ORDINARY LEVEL - Rehearsal Question Paper ... / - - 2020 MATHEMATICS

- I

:

...(.) 2020

,

... (.) ? 2020 -

11

- 1

- 2

A ? .

1 1. 5 4 3

?

.

1

2. 60 12 ?

3. 62 4 .

4. .

5. 200 1600 .

6. 7 8802 .(

2

.

=

22 7

.)

7.

.

5

?

2

...(.) 2020

8. O A, B C . .

9. . 52 - 20

10. 18 .

4.12 = 16.81

4.22 = 17.64

4.32 = 18.49

4.42 = 19.36

11. .

12. 2 - 1 > - 4 .

13. .

14.

. // = 1

2

2 =

15. .

...(.) 2020

16. ABCD . .

17. .

18.

1 2

?

6

?

8

2

10cm

.

19. O AB . AB C . .

...(.) 2020

20. 1 6 . . ? ? 3 ? 4

21. 480 30 .

22. AM = MC BC M .

23.

.

4 5

-

3 5

=

1 10

24. ABCD AECD ?

25. . 2, 3, 5, 6, 6, 8, 9, 10, 12, 13, 17

B .

...(.) 2020

1. .

7

1

12 4

.

(i) , .

(ii)

3

4 .

?

(iii) .

(iv) 53 000 .

2. ABCD ADE . (i) .

(ii) 52 AB .

(iii)

50 . .

(

=

22 7

.)

...(.) 2020

3. 40% 84000 . (i) ?

100 000 . 12% (VAT) ,

(ii) ?

100 000 .

(iii) ?

9%

. 20 990 .

(iv) .

4. (a) .

(i) . (G B .)

(ii) .

(b) 4 3 . . .

.

(i) . (ii)

.

5.

...(.) 2020

40 . ( 40 ? 50 40 50 .)

(f)

40 - 50 45

8

50 - 60 55

.....

60 - 70 65

12

70 - 80 75

.....

80 - 90 85

3

(i) . (ii) .

40 40 - 50, 50 ? 65, 65 ? 75 75 - 100 .

(iii) 40 - 50 . (iv) 65 ? 75 .

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