VI Standard - 6th - Maths - Mathematics - Half Yearly Examination - Second Term Final Examination - Question Paper - Samacheer Kalvi
HALF YEARLY EXAMINATION
Class: VI Marks: 100
Sub: Mathematics Time: 2.30 hrs.
I Choose the correct answer: 10x1=10
1.The only even prime number is _______
a) 4 b) 6 c) 2 d) 0
2.Which
of the following pairs is co-prime ?
a) 51,63 b) 52,91 c) 71,81 d) 81,99
3. 3 weeks =
________ days
a) 21 b)7
c) 14
d) 28
4. 2 
years is equal
to _____months
a) 25 b) 30 c)24 d) 5
5. S.P
=________- Discount
a)M.P b)C.P c) Loss d) Profit
6. An equilateral
triangle is ______
a) an obtuse angled triangle b) a right angled triangle
c)an acute angled triangle d) a scalene triangle
7. In a triangle
the sides are unequal then it is a _________ triangle
a) acute b) isosceles c) scalene d) none of these
8. 7 km – 4200 m
= ______
a) 3 km 800 m b)
2 km 800 m c) 3 km 200
m d) 2 km 200 m
9. Number of
ordinary years between two consecutive
leap year is ____
a) 4 years b) 1 year c) 2years d) 3 years
10. The sum of
the factors of 27 is _______
a) 28 b) 37
c) 40 d) 31
II FILL IN
THE BLANKS
10 X 1=10
11. The numbers
29 and _______ are twin primes
12. The sum of
distinct prime factors of 30 is ________
13. If the LCM of
3 and 9 is 9 ,then their HCF is ______
14. 450 ml X 5
= _______l ________ml
15.50 kg ÷ 100
g = _________
16. 1 m = _________cm
17. If there
is no profit or loss,then__________
18. The sum
of three angles of a triangle is _________
19. Every
triangle has atleast ______________acute angles
20.___________diagram
for both numeric and algebraic expressions.
III
ANSWER ANY SEVEN OF THE FOLLOWING
QUESTIONS
7X2=14
21. Write
the smallest and the biggest two digit prime number.
22. Find the
HCF of 40 and 56 by using prime
factorisation method
23. A calf drinks 5.750 l of water , convert into
ml
24. Change
the following into 24 hour format (i)
12.00 midnight (ii) 3.15 a.m
25. If C.P
= 80 and loss = 15 .Find S.P
26. If M.P
= 120 , C.P = 110 and loss = 10 then find S.P , Discount
27. Can a
triangle be formed with the angles 70
, 60 , 50
28. Convert
‘3a - b’ into tree diagram
29. Convert
into tree diagram : 9 – (2x3)
IV ANSWER ANY SEVEN OF THE FOLLOWING QUESTIONS 7 X 3 =21
30. Find the
dates of any month in a calendar which are divisible by both 2 and 3
31. Find the
LCM of 14,42 by using prime factorisation method
32. Find the
duration between 17:00 hours and 5:15 hours
33 .
convert into 3 hours into minutes
34. A table is bought for 4500 and sold for 4800 .Find the profit or loss.
35. Amutha marked her home product of pickle as 300 per pack. But she sold it for only 275
per pack. What was the discount offersd by her per pack?
36. Can a triangle be formed with 8 cm, 6cm,4cm as its sides?
37. classify
the following triangles based on its sides and angles.
38.Convert
into a tree diagram: (10 x 9) – [(8 x
2)+ 3]
V. ANSWER ANY SEVEN OF THE FOLLOWING QUESTIONS 7 X 5 = 35
39. Find the prime factorisation of 144 by factor tree method and division
method.
40. The traffic lights at three different road junctions
change after every 40 seconds ,60 seconds and
72 seconds respectively. If they simultaneously together at 8a.m at the
junctions at what time will they
simultaneously change together again?
41. In a JRC one day camp,150gm of rice and 15ml oil are
needed for a student .if there are 40 students
to attend the camp how much of rice and oil are needed ?
42 .If Wednesday falls 20th of December 2017.What
is the day on 8th june 2018 ? Also say the number of days between these two dates.
43 A fruit seller bought a dozen apples for 84. 2 apples are rotten .If he has to get a
profit
of 16 , find the S.P of each apple.
44. Prepare
a bill for the following books of
biographics purchased from Marathu
book
Store, Chidambaram on 12 .04. 2018
bearing the bill number 507.
10 copies of subramanya Bharathiar
@ 55 each ,
15 copies of Thiruvalluvar @ 75 each ,
12 copies of Veeramamunivar @ 60 each
and
12 copies of thiru.vi.ka @ 70 each.
45. Two
angles of the triangle are given. Find the third angle (i) 52 ,68 (ii) 50 ,90
46. In
one year ,a paper company had sold 6,25,610 notebooks out of a stock of
7,50,800
Notebooks .Find the number of notebooks
left unsold.
47. Convert into tree diagram : (i) 3a + b
(ii) [(2 x 4)+2] x (8
)
VI
ANSWER ANY TWO OF THE FOLLOWING QUESTIONS
2 X 5 =10
48. Draw a line segment AB=7cm and mark a point P on it. Draw
a line perpendicular to the given line segment at P
49.
Construct a line perpendicular to the given line through a point above it.
50. Draw a line segment measuring 7.8 cm. Mark a point B above
it at a distance of 5cm. Through B draw a line parallel to the given
line segment.
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