ICSE Class 8 Maths Important Questions

The ICSE Class 8 Maths important questions are prepared by the subject specialists at BYJU’S on the basis of the latest curriculum or syllabus of Class 8 maths. Important questions of Class 8 maths makes the students familiar about the question pattern, essential topics, marking scheme, etc. Students can evaluate their performance and preparations by following ICSE Class 8 Maths important questions. It helps them in enhancing their self-confidence as well. While framing the important questions, all the essential concepts and topics of Class 8 Maths are covered in order to help students improve their conceptual learning.

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The Important Questions of ICSE Class 8 Maths are given below:

  1. Anil has 5Rs, 2Rs and 1Rs coins in the ratio 1:2:5 by numbers, if the total value of all the coins is Rs 35.2; find the number of each type of coins.
  2. The perimeter of a triangle is 8-9y+6 = 0 and its two sides are 4-7y and 4+14, find its third side.
  3. If a+b = 8and ab = 15, find a3=b3
  4. Factories 10+6 – 5
  5. Given the universal set = {-7,-3,-1,0,5,6,8,9} find
    1. A = {x:x<2}
    2. B = {y:y =2n+3, n belongs to N}
  6. State the statements of inequalities.
  7. Find the two consecutive even natural numbers such that the sum of their squares is 62.
  8. For what value of x the lines will be parallel to each other
  9. Prove that the angles of a triangle are equal to two right angles.
  10. The simple interest on a certain sum of money is of the sum in 4 years. Find the Rate percentage charged.
  11. Calculate the difference between the compound interest and simple interest on Rs 9500 in three years and a 15% per annum.
  12. Two pipes take x minutes and (x+3) minutes respectively to fill a cistern in 7 minutes, find the value of x.
  13. Solve and graph the equation set on a number line: 5x+6 >8x-16;x €N
  14. Construct an isosceles right angled triangle whose hypotenuse is 7.5 cm. b) AB = BC = CA and the altitude AD = 5cm
  15. Prove that the diagonals of a parallelogram bisect each other.
  16. An exterior and an interior angle of a regular polygon are in the ration 3:6. Find the number of sides in the polygon.
  17. An empty cistern can be filled by two pipes A and B minutes and 20 minutes respectively and the full cistern can be emptied by a third pipe C in 10 minutes. If all the pipes are turned on at the same time, in how much time will the empty cistern be full?
  18. The price of a pen is increased by 35 %.By what per cent must the shop keeper finally have the pen to a customer with initial price as 250 Rs
  19. Solve and plot the graph
    1. 2x-3y = -6
    2. 2x-y =7
  20. In a parallelogram proves that opposite sides are equal, opposite angles are equal and each diagonal bisects the parallelogram.

Construct a quadrilateral ABCD; IF AB = 6cm, BC = 6cm AD= 4CM and <BCD = 750

Practise This Question

To construct a quadrilateral using triangles, minimum number of triangles needed are