Subject

Mathematics

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Quizzes in Mathematics


A shop charges a fixed delivery fee of 20 taka plus 6 taka for each pen. If the total cost is 104 taka, how many pens were ordered?

  • 14
  • 12
  • 15
Correct answer(s):
    • 14

Which expression represents ‘the sum of a number x and 8, divided by 3’?

  • (x + 8)/3
  • x + 8/3
Correct answer(s):
    • (x + 8)/3

A linear rule produces these values: x=5 gives y=22, x=-4 gives y=-14, x=3 gives y=14. Which rule matches the table?

  • y = 4x + 3
  • y = 4x + 2
Correct answer(s):
    • y = 4x + 2


Select all expressions equivalent to 4x + 16.

  • 4x + 16
  • 4(x + 4)
  • 8x
  • 4x + 4
Correct answer(s):
    • 4x + 16
    • 4(x + 4)

The sides of a rectangle are (8x + 1) cm and (2x + 4) cm. Which expression represents its area?

  • 16x^2 + 4
  • 10x + 5
  • 16x^2 + 34x + 4
Correct answer(s):
    • 16x^2 + 34x + 4

5 years from now, Rina’s father’s age will be 3 times Rina’s age. Rina is now 11. How old is her father now?

  • 43
  • 48
Correct answer(s):
    • 43

Expand: (a – 7)^2.

  • a^2 – 7a + 49
  • a^2 – 14a + 49
  • a^2 + 14a + 49
  • a^2 – 49
Correct answer(s):
    • a^2 - 14a + 49

A line has slope 2 and y-intercept 4. Which equation represents the line?

  • y = 2x + 4
  • y = 2x + 5
  • y = -2x + 4
Correct answer(s):
    • y = 2x + 4

Find an expression for the nth term of the arithmetic sequence: 7, 12, 17, 22, …

  • 7n + 5
  • 5n + 2
  • 6n + 2
  • 5n + 7
Correct answer(s):
    • 5n + 2


A shop charges a fixed delivery fee of 7 taka plus 4 taka for each eraser pack. If the total cost is 39 taka, how many eraser packs were ordered?

  • 8
  • 9
Correct answer(s):
    • 8