© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

7Maths, Test 1

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

PART I – Short Answer Questions 30 Marks

1. Assign 0.5 marks for each correct answer. 2 × 0.5 = 1

B and C

2. Assign 0.5 marks for each correct answer. 1 × 1 = 1

p and z

3. Assign 0.5 marks for each correct answer. 4 × 0.5 = 2

A. TrueB. FalseC. FalseD. True

4. Assign 0.5 marks for each correct answer. 4 × 0.5 = 2

A. 237.091B. 2.37091C. 23.7091D. 0.237091

5. Assign marks as per the given criteria. 1.5 + 0.5 = 2

CRITERIA MARKS

A. Correctly solves each step (0.5 marks each) 1.5

B. Correctly writes the answer 0.5

TOTAL (2 Marks) 2

E. (12 × 10) + {12 × (−2)}= 120 + (−24)= 120 − 24= 96

F. Distributive property

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

6. Assign marks as per the given criteria. 1 × 2 = 2

CRITERIA MARKS

Correctly finds the LCM of the denominators 0.5

Correctly converts into like fractions (0.5 marks each) 1

Correctly adds the fractions 0.5

TOTAL (2 Marks) 2

310

+ 5

12

The LCM of 10 and 12 is 60.Converting both fractions into like fractions.

3

10 ×

6

6 =

18

60 and

5

12 ×

5

5 =

25

60

So, 3

10 ×

5

12 =

18

60 +

25

60 =

43

60

7. Assign marks as per the given criteria. 1 × 3 = 3

CRITERIA MARKS

Correctly converts into improper fractions (0.5 marks each) 1

Correctly applies the rule 0.5

Correctly divides the fractions 1.5

TOTAL (3 Marks) 3

186

20 ÷

192

25

= 138

20 ÷

69

25

= 138

20 ×

25

69

= 5

2

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

8. Assign 1 mark for each correct answer. 2 × 1 = 2

Working may vary.A. Complement of 52° =

90° − 52° = 38°

B. Supplement of 52° =180° − 52° = 128°

9. Assign 1 mark for steps and 1 mark for answer 1 × 2 = 2

1.278 ÷ 0.09 = 14.2

10. Assign 2 marks for finding the value by expanding 1 × 2 = 2

9 x 33 =243

11. Assign 1 mark for each correct answer. 3 × 1 = 3

A. −5B. 49C. −2

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

12. Assign marks as per the given criteria. 1 × 4 = 4

CRITERIA MARKS

Correctly applies the property (0.5 marks each) 1

Correctly calculates and find the angle measures (1.5 marks each) 3

TOTAL (4 Marks) 4

Working may vary.If PR is a straight line, then angles on it form a linear pair. So,a + 30° = 180°a = 180° − 30° = 150°c + 40° + 90° = 180°c = 180° − 130° = 50°

13. Assign 1 mark for each correct match. 1 × 4 = 4

Column 1 Column 2

33 × 35 • • 33

4

6

33

• • 38

´3 3

9

6 42

• • 3−2

2

3242

• • 34

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

PART II – Long Answer Questions 30 Marks

14. Assign marks as per the given criteria. 2 × 3 = 6

CRITERIA MARKS

A. Correctly converts the mixed fractions into improper fractionsCorrectly finds the amount of milk bought by SheenaCorrectly finds the amount paid by Sheena

111

B. Correctly identifies the operationCorrectly finds the answer (1 mark each)

12

TOTAL (6 Marks) 6

Working may vary.

A. Amount of juice bought by Bala = 4

215

L = 34

15 L

Amount of juice bought by Sheena = 2 × 34

15 =

68

15 L

Cost of juice = `1

222

per liter = `45

2 per litre

Amount of money paid by Sheena = 68

15 ×

45

2 = 102

Sheena paid `102.

B. 1 bag can hold = 21.62 kga. 10 bags can hold = 21.62 × 10 = 216.2 kgb. 100 bags can hold = 21.62 × 100 = 2,162 kg

15. Assign marks as per the given criteria. 2 × 3 = 6

CRITERIA MARKS

A. Correctly writes the expressionCorrectly finds the perimeterof the trapeziumCorrectly writes the unit

11.50.5

B. Correctly applies the operationCorrectly subtracts

12

TOTAL (6 Marks) 6

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

Working may vary.A. a. Perimeter of the trapezium = p+q+r+s

b. perimeter of the trapezium = 4 +8 +10+6= 28

B. 3q2 + 9p − 15qp − (6pq + 5q2 − 2p)= 3q2 + 9p − 15qp − 6pq − 5q2 + 2p= −2q2 + 11p − 21pq

16. Assign marks as per the given criteria. 2 × 3 = 6

CRITERIA MARKS

A. Correctly draws a line segment of 6 cmCorrectly draws the perpendicular bisector

12

B. Correctly draws the angleCorrectly constructs the angle bisector

12

TOTAL (6 Marks) 6

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

17. Assign marks as per the given criteria. 3 × 2 = 6

CRITERIA MARKS

A. Correctly writes the positions (0.5 marks each)Correctly calculates the distance

11

B. Correctly finds the total number of balls each person has (0.5 marks each)Correctly finds the answer

11

C. Correctly finds the number of girlsCorrectly finds the number of boys

11

TOTAL (6 Marks) 6

A. a. Position of the submarine = −365 mPosition of the helicopter = 800 m

b. Distance = 800 − (−365) = 1,165 m

B. Working may vary.Total number of balls in Rahul’s bag = 12 + 15 + 27 = 54Total number of balls in Raj’s bag = 15 + 27 + 12 = 54

The number of balls in each bag is the same. So, both bags are equal in weight.

C. Let the number of girls = xNumber of boys = 3x+5

© XSEED Education Maths | Grade 71

XSEED Summative Assessment – Test 1

18. Assign marks as per the given criteria. 1 + 4 + 1 = 6

CRITERIA MARKS

A. Drawing a factor tree 2

B. Correctly writes terms,factors and numerical co-effisients 1

C. Arrangement of expressions 1

D. Correctly adds the expressions 2

TOTAL (6 Marks) 6

A.Terms : 13xy, - 7x2 Factors of 13xy: 13,x,y Numerical co-efficients : 13,-7B. 2p2 – p + 4 1P2 + p + 1 3p2 +0p +5

END OF QUESTIONS IN TEST PAPER