**JKBOSE Class 8th Mathematics Paper 2021 (WZ) **

**CLASS-VIII **

**MATHEMATICS – T2**

**Time Allowed: 2:30 Hrs. Maximum Marks: 40**

**JKBOSE Class 8th Mathematics Paper 2021**

*Note: The students shall be required to attempt 70% of their choice, which is equivalent to 28 marks and the same shall be raised to 100% (40 marks) on a proportionate basis.*

**MULTIPLE CHOICE QUESTIONS (Each carries one mark) **

**To construct a quadrilateral, we need to know two adjacent side and angles.**

(a) One

(b) Two

(c) Three

(d) All four angles

**If two diagonals are given, then we can construct a:**

(a) Rhombus

(b) Rectangle

(c) Kite

(d) Parallelogram

**A polygon that has a minimum number of sides is:**

(a) Triangle

(b) Square

(c) Rectangle

(d) Angle

**Can we draw a square with a side length equal to 7cm?**

(a) Yes

(b) No

(c) Cannot be determined

(d) None of the above

**All the sides of a regular polygon are**

(a) Equal in length

(b) Unequal in length

(c) Parallel to each other

(d) None of these

**The ratio 4: 25 converted to percentage is**

(a) 8%

(b) 4%

(c) 16%

(d) 25%

**There are 50 students in a class of which 40 are boys and the rest are girls. The ratio of the number of boys and the number of girls is 0**

(a) 2:3

(b) 1:5

(c) 4:1

(d) 2:5

**A toy marked at Rs 40 is available for Rs 52. What percent discount is given on the marked price?**

(a) 10%

(b) 20%

(c) 25%

(d) 40%

**Mithlesh purchased a T.V. for Rs 10000 and sold it for Rs 8000. Find her loss %.**

(a) 10%

(b) 20%

(c) 40%

(d) 60%

**The salary of Manish is Rs 10000. His salary gets increased by 10%. Find his increased salary.**

(a) Rs 9000

(b) Rs 11000

(c) Rs 8000

(d) Rs 12000

**The expression x + y + z is in**

(a) One variable

(b) no variable

(c) three variables

(d) two variables

**Which of the following is a binomial?**

(a) 3xy

(b) 41 + 5m

(c) 2x + 3y-5

(d) 4a – 7ab + 3b+ 12

**How many terms are there in the expression 4a – lab + 3b + 12?**

(a) 1

(b) 2

(c) 3

(d) 4

**The coefficient in the term**–**5x is**

(a) 5

(b) – 5

(c) 1

(d) 2

**What do you get when you subtract -3xy from 5xy?**

(a) 3xy

(b) 5xy

(c) 8xy

(d) xy

**The common factors 12y and 30 is**

(a) 6

(b) 12

(c) 30

(d) 6y

**The common factor of 14a**^{2}b and 35a^{4}b^{2}is

(a) a^{4}b^{2}

(b) 35a^{4}b^{2}

(c) 14a^{2}b

(d) 7a^{2}b

**The factorisation of 6x – 42 is**

(a) 6(x-7)

(b) 3(x-7)

(c) 2(x-7)

(d) 6(x+7)

**The factorisation of 12a2b+15ab2 is**

(a) 3ab (4a +5b)

(b) 3a^{2}b (4a + 5b)

(c) 3a^{2}b^{2}(4a+5b)

(d) 3a^{2}b^{2}

**The factorisation of 49p2 – 36 is**

(a) (7p+6)(7p – 6)

(b) (6p+7)(6p – 7)

(c) (7p+6)^{2}

(d) (7p-6)^{2}

**The area of a square of side a is**

(a) a

(b) a^{2}

(c) 2a

(d) 4a.

**The area of a triangle with base b and altitude h is**

(a) 1/2bh

(b) bh

(c) 1/3bh

(d) 1/4bh

**The area of a circle of radius r is**

(a) 1/2π^{2 }

(b) r^{2}

(c) π r^{2}

(d) 1/4πr^{2}

**The surface area of a cuboid of length 1, breadth b and height h is**

(a) lbh

(b) lb + bh + hl

(c) 2 (lb + bh + hl)

(d) 2(1 + b)h

**The area of a rhombus is 60 cm2. One diagonal is 10 cm. The other diagonal is**

(a) 6 cm

(b) 12 cm

(c) 3 cm

(d) 24 cm

**The expression that contains Two terms is called a……….****The area of a rhombus is…………****11**^{4}/11^{2}= ………….**The value of (-1)**=^{500}**…………****Factorised form of 4y2 – 12y + 9 is……….****a**=^{2}b^{2}**…………****The volume of a rectangular box with length 2x. breadth 3y and height 4z is………….****The factorisation of 2x + 4y is ………….****Discount**=**Discount% of ……….****15% increase in the price of an article which is Rs 1620, is an increase of Rs ………****The sum of exterior angles of a polygon is equal to ……….****The value of expression 5n – 2, when n = −2 is………****Amount, when interest is compounded annually, is given by the formula………****The product of a**^{2}, 2a^{2}, 5a^{10}is …………….**20% of 400 is……….**

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