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4th Chapter

8th Mathematics Urdu Medium Chapter 4 Test

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8th Class Mathematics Chapter 4 MCQ Test With Answer for Mathematics chapter 4

8th Class Mathematics Chapter 4 MCQ Test With Answer for Mathematics chapter 4

Sr. # Questions Answers Choice
1 By eliminating x form 3x -y =6 and x-y =0 we get:
  • A. y =0
  • B. y =1
  • C. y = 3
  • D. y = 4
2 (24)<sub>8</sub> x (42)<sub>8</sub>
  • A. (1010)<sub>8</sub>
  • B. (1030)<sub>8</sub>
  • C. (1250)<sub>8</sub>
  • D. (1230)<sub>8</sub>
3 (2y -1)<sup>2</sup> =
  • A. 4y<sup>2</sup> -4y -1
  • B. 4y<sup>2</sup>-4y +1
  • C. 4y<sup>2</sup>-2y +1
  • D. 4y<sup>2</sup>+2y +1
4 The radius of a sphere is 5 cm. Its surface area is:
  • A. 20π cm<sup>2</sup>
  • B. 25π cm<sup>2</sup>
  • C. 100 π cm<sup>2</sup>
  • D. 500 π cm<sup>2</sup>
5 <p class="MsoNormal">∛64 =</p>
  • A. 2
  • B. 4
  • C. 8
  • D. 10
6 (110)<sub>2</sub> -(11)<sub>2</sub>=
  • A. (11)<sub>2</sub>
  • B. (101)<sub>2</sub>
  • C. (1100)<sub>2</sub>
  • D. (1101)<sub>2</sub>
7 If the length and width of a rectangle are 12 cm and 9 cm respectively, then the length of its diagonal will be:
  • A. 15 cm
  • B. 21 cm
  • C. 42 cm
  • D. 108 cm
8 Factorization of 64h<sup>2</sup>-81 is:
  • A. (8h+9)(8h+9)
  • B. (8h+9)(h-9)
  • C. (8h-9)(8h+9)
  • D. (8h-9)(h+9)
9 Factorization of a<sup>3</sup>+a<sup>2</sup>+a+1 is :
  • A. (a-1)(a<sup>2</sup>+1)
  • B. (a-1)(a<sup>2</sup>-1)
  • C. (a<sup>2</sup>+1)(a<sup>2</sup>+1)
  • D. (a+1)(a<sup>2</sup>+1)
10 Factorization of h<sup>2</sup> - 5h +2h-10 is:
  • A. (h-2)(h-5)
  • B. (h-2)(h-5)
  • C. (h+2)(h+5)
  • D. (h+2)(h-5)

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