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T3 - Algebra English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021

7th Standard EM

    Reg.No. :
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Maths

Time : 00:10:00 Hrs
Total Marks : 8

    Part A

    8 x 1 = 8
  1. If a + b = 5 and a2 +b2 =13 , then ab = ?

    (a)

    12

    (b)

    6

    (c)

    5

    (d)

    13

  2. (5+20)(−20−5)=?

    (a)

    −425

    (b)

    375

    (c)

    −625

    (d)

    0

  3. The factors of x2 −6x +9 are

    (a)

    (x − 3)(x − 3)

    (b)

    (x − 3)(x + 3)

    (c)

    (x + 3)(x + 3)

    (d)

    (x − 6)(x + 9)

  4. The common factors of the algebraic expressions ax2 y , bxy2 and cxyz is

    (a)

    x2 y

    (b)

    xy2

    (c)

    xyz

    (d)

    xy

  5. The solutions of the inequation 3 ≤ p ≤ 6 are (where p is a natural number)

    (a)

    4, 5 and 6

    (b)

    3, 4 and 5

    (c)

    4 and 5

    (d)

    3, 4, 5 and 6

  6. The solution of the inequation 5x + 5 ≤ 15 are (where x is a natural number

    (a)

    1 and 2

    (b)

    0, 1 and 2

    (c)

    2, 1, 0, −1, −2..

    (d)

    1, 2, 3..

  7. The cost of one pen is Rs. 8 and it is available in a sealed pack of 10 pens. If Swetha has only Rs. 500, how many packs of pens can she buy at the maximum?

    (a)

    10

    (b)

    5

    (c)

    6

    (d)

    8

  8. The inequation that is represented on the number line as shown below is_______

    (a)

    −4 < x < 0

    (b)

    −4 ≤ x ≤ 0

    (c)

    −4 < x ≤ 0

    (d)

    −4 ≤ x < 0

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