DELHI PUBLIC SCHOOL, MANDLA ROAD, JABALPUR PERIODIC –I ASSESSMENT [‘2020-21’] CLASS: VII

Question

DELHI PUBLIC SCHOOL, MANDLA ROAD, JABALPUR

PERIODIC –I ASSESSMENT [‘2020-21’]

CLASS: VII SUBJECT: Mathematics

TIME : 1:30 Hrs MAXIMUM MARKS: 40

GENERAL INSTRUCTIONS:-

• Attempt all the questions.

• Read the questions carefully.

• All questions are mandatory.

• There are 4 sections.

SECTION A (1 mark each )

I. Tick the correct answers:- (10 marks)

Q1. The sum of two integers is -6. If one of them is 2, then the other number is

(a) -4 (b) 4 (c)-8 (d) none of these

Q2. (?) ÷ (-18) = -6

(a) -2/5 (b) 8/15 (c) 32/75 (d) none of these

Q3. (-37)× (-7) + (-37) × (-3) =?

(a) 370 (b) -370 (c) 148 (d) none of these

Q4. Which of the following is an irreducible fraction?

(a) 105/112 (b) 66/77 (c) 46/63 (d) none of these

Q5. Reciprocal of 7/3 is

(a) 3/7 (b) -7/3 (c) -3/7 (d) none of these

Q6. 0.06 =?

(a) 3/5 (b) 3/50 (c) 3/500 (d) none of these

Q7. 6 cm =?

(a)0.006 km (b)0.0006 km (c)0.00006 km (d) none of these

Q8. What should be added to 3.07 to get 3.5?

(a) .57 (b) .34 (c) .43 (d) none of these

Q9. 1.02 ÷ 6 =?

(a) 1.7 (b) 0.17 (c) 0.017 (d) none of these

Q10. 33/-55 in standard form is

(a) 3/-5 (b) -3/5 (c) -33/55 (d) none of these

II. Fill in the blanks:- (5 marks)

1. _________ should be added to -5/9 to get 1.

2. Reciprocal of -6 is __________.

3. Cuboid has ____ rectangular faces.

4. A cylinder has ______ vertex.

5. A cone has _____ curved edge.

III. Write T for true and F for false:- (5 marks)

1. Additive inverse of 5 is 1/5.

2. A cube has 6 faces, 12 edges and 8 vertices.

3. 36 ÷ 1/4 = 9.

4. -8÷ 0 = 0.

5. A sphere has a curved surface.

SECTION-B (2 marks each)

IV. Find the product:- (-4) x (-5) x (-8) x (-10)

V. A bus can cover 62.5 km in one hour. How much distance can it cover in 18 hours?

VI. Find five rational numbers between -3/5 and -1/2.

SECTION C (3 marks each) Attempt any 2

VII. Simplify: – {-13-(-27)} + {-25-(-40)}.

VIII. A car covers a certain distance at a uniform speed of 66 2¬/3 km per hour. How much distance will it cover in 9 hours?

IX. Represent the following rational numbers on the number line.

(i) 1/3 (ii) -3/4 (iii) -12/7

SECTION D (4 marks each) Attempt any 2

X. Arrange in ascending order: 3/4, 5/6, 7/9, 11/12

XI. Evaluate:-

i. -7/27 + 5/18

ii. 3/4 – 4/5

iii. 4/9 ÷ (-5/12)

iv. 9/8 x 32/3

XII. Express each in standard form:-

i. 538

ii. 6428000

iii. 82934000000

iv. 940000000000

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Anna 3 weeks 2021-09-07T03:55:49+00:00 1 Answer 0 views 0

Answers ( )

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    2021-09-07T03:56:52+00:00

    Answer:

    1. -8
    2. none of these
    3. 370
    4. don’t know
    5. 3/7
    6. 3/5
    7. (c)
    8. .43
    9. 0.17
    10. 3/-5
    11. 14/9
    12. 1/-6 or -1/6
    13. 6
    14. 2
    15. 1
    16. false
    17. true
    18. true
    19. true
    20. 1600

    almost done

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