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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