#### 3rd Term SA Mock Test 2019

6th Standard

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Maths

Time : 02:15:00 Hrs
Total Marks : 60

5 x 1 = 5
1. The reciprocal of $53\over17$ is

(a)

53/17

(b)

5 3/17

(c)

17/53

(d)

3 5/17

2. 3 units to the left of 1 is

(a)

-4

(b)

-3

(c)

-2

(d)

3

3. The following figures are of equal area. Which figure has the least perimeter?

(a)

(b)

(c)

(d)

4. Which of the following letter does not have a line of symmetry?

(a)

A

(b)

P

(c)

T

(d)

U

5. If the Highest Common Factor of 26 and 54 is 2, then HCF of 54 and 28 is...

(a)

26

(b)

2

(c)

54

(d)

1

6. II. Fill in the blanks

5 x 1 = 5
7. $7{3\over4}+6{1\over2}=$_________

()

$14{1\over4}$

8. $5{1\over3}-3{1\over2}=$_______

()

$1{5\over6}$

9. −46 is to the_____ of −35 on the number line

()

left

10. ______ is an integer which is neither positive nor negative

()

0

11. The order of rotational symmetry of the letter ‘z’ is ______

()

Two

12. III. True or False

5 x 1 = 5
13. The reciprocal of an improper fraction is always a proper fraction

(a) True
(b) False
14. −1 is to the right of 0.

(a) True
(b) False
15. All whole numbers are integers.

(a) True
(b) False
16. The reflection of the name RANI is

(a) True
(b) False
17. The number 191 has rotational symmetry

(a) True
(b) False
18. IV. Answer any 10 in the following :

10 x 2 = 20
19. Which is smaller? The difference between $2{1\over2}\ and\ 3{2\over3}$ or the sum of $1{1\over2}\ and\ 2{1\over4}$

20. From the following number lines, identify the correct and the wrong representations with reason

21. A square park has 40 m as its perimeter. What is the length of its side? Also find its area.

22. Complete the other half of the following figures such that the dotted line is the line of symmetry

23. Find HCF of the following pair of numbers by Euclid’s game.
i) 25 and 35
ii) 36 and 12
iii) 15 and 29

24. Convert $17\over3$ into a mixed fraction

25. Observe the following and represent the shaded parts as fraction:
(i)

(ii)

(iii)

(iv)

26. Compare −14 and −11

27. Thendral, Tharani and Thanam are given a thread piece each of length 12 cm. They are asked to make a rectangle, a square and a triangle respectively with the thread for their Math activity. In how many ways, can they make the respective shapes?

28. Find the area of a right angled triangle whose base is 18 cm and height is 12 cm.

29. Find the order of rotation for the following figures.

30. Find the HCF of two numbers 16 and 28.

31. V. Answer any 5 in the following questions:

5 x 5 = 25
32. Using the given fractions $\cfrac { 1 }{ 5 } ,\cfrac { 1 }{ 6 } ,\cfrac { 1 }{ 10 } ,\cfrac { 1 }{ 15 } ,\cfrac { 2 }{ 15 } ,\cfrac { 4 }{ 15 } ,\cfrac { 1 }{ 30 } ,\cfrac { 7 }{ 30 }$ and $\cfrac { 9 }{ 36 }$  fiIl in the missing  ones in the given -3 x 3 square in such a way that the addition of fractions through rows, columns and 'diagonals give the same total

 $\cfrac { 1 }{ 30 }$ $\cfrac { 2 }{ 15 }$
33. Answer the following questions from the number line given below
i) Which integer is greater : G or K ? Why ?
ii) Find the integer that represents C.
iii) How many integers are there between G and H?
iv) Find the pairs of letters which are opposite of a number.
v) Say True or False : 6 units to the left of D is −6.

34. The table given below contains some measures of the rectangle. Find the unknown values

S. No Length Breadth Perimeter Area
i) 5 cm 8 cm ? ?
ii) 13 cm ? 54cm ?
iii) ? 15 cm 60 cm ?
iv) 10 m ? ? 120 square metre
v)   4 feet ? 20 square feet
35. Find the number of tiles required to fill the are a of following ligures
(i)

(ii)

(iii)

(iv)

36. Colour the boxes in such a way that it posseses translation symmetry

37. Find HCF of 28,35,42 by Euclid’s game