AMALORPAVAM HIGHER SECONDARY SCHOOL, PUDUCHERRY – 1.
STD: VIII II - TERM EXAMINATION TIME: 2.30 Hrs.
SUB: MATHEMATICS 19/12/2020 MARKS: 60
PART – I
I. Choose the correct answer: 14 x 1 = 14
1. We need …………. independent measurements to construct a quadrilateral.
a. 1 b. 3 c. 4 d. 5
2. The value of 83
is ………….
a. 24 b. 64 c. 512 d. 83
3. The value of
3 3
8
is …………..
a. 512 b. 24 c. 8 d. 164
4. The unit digit of the cube root of (-103823) is
a. 3 b. 7 c. 8 d. 2
5. Find the value of a, and b.
7
( ) 3
3 9
a
b
a. 2, 3 b. 6, 4 c. 1, 4 d. 5, 2
6. Complete the multiplication shown below:
6 1482
a. 282 b. 247 c. 147 d. 237
7.
( 5)( 3) x x ……………..
a.
2 8 x
b.
2
x x 2 15
c.
2
x x 8 15
d.
2
x x 15 8
8.
3 4 3 4 x y x y
a.
2 2 9 28 16 x y y
b.
2
3 4 x y c.
2 2 9 8 16 x y y
d.
2 2 9 16 x y
9. Find the sum and the product of the numbers (11, -7)
a. -4, 77 b. 4, -77 c. -4, -77 d. 18, -77
10. Solve :
x 10 63
a. x = 73 b. x = 53 c. x = -77 d. x = -53
11. What is the number? Twice a number is equal to 40.
a. 20 b. 10 c. 80 d. 42
12. Find the discount. M.P = 140, S.P = 105. Then discount = ………..
a. 35 b. 245 c. 75 d. 20
13. A rhombus has …………. pairs of parallel sides.
a. five b. four c. three d. two
14. Formula to find the compounded amount if the interest is calculated half yearly is ……….
a.
2
1
200
t
R
P
b.
1
2 100
Pnr
c.
200
Pnr
d.
1
100
t
R
P
PART – II
Answer any five questions: 5 x 2 = 10
15. Find the difference between simple interest and compound interest on 2400 for 2 years at 5%
per annum compounded annually.
16. Find the values of the unknown (a, b, c)
6
8 9 6
1 3 0
c b
a
17. Find the cube root of 3375 by prime factorisation.
Answers
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