Class 8 Mathematics Annual Exam – Mock Test
Name: ____________
Roll No.: ____________
Date: ____________
Time: 2 Hours
Maximum Marks: 100
Part A: Multiple Choice Questions (1 mark each)
- The square root of 144 is:
a) 10
b) 12
c) 14
d) 16 - Which of the following is a rational number?
a) √2
b) 5/8
c) π
d) √3 - The value of 7 × 10⁰ is:
a) 0
b) 1
c) 7
d) 10 - The sum of angles in a quadrilateral is:
a) 180°
b) 360°
c) 270°
d) 90° - If the perimeter of a square is 36 cm, its area is:
a) 81 cm²
b) 36 cm²
c) 18 cm²
d) 9 cm²
Part B: True or False (1 mark each)
- 0 is both an even and a whole number. ________
- A rhombus is a rectangle. ________
- The sum of interior angles of a triangle is 180°. ________
- Every prime number is odd. ________
- 5 × 10⁻² = 0.05. ________
Part C: Fill in the Blanks (1 mark each)
- The LCM of 12 and 18 is ____________.
- The HCF of 24 and 36 is ____________.
- 7/8 as a decimal is ____________.
- A number multiplied by its reciprocal gives ____________.
- The factor of 0 is ____________.
Part D: Short Answer Questions (2 marks each)
- Find the HCF and LCM of 14 and 21.
- Solve: 3/4 + 5/8.
- Find the area of a triangle with base 10 cm and height 6 cm.
- Convert 0.625 into a fraction.
- A train travels 360 km in 4 hours. Find its speed.
Part E: Word Problems / Application Questions (3 marks each)
- A shop sold 120 pens. 1/3 of them were red, 1/4 were blue. How many pens were green?
- The angles of a triangle are in the ratio 2:3:4. Find the angles.
- A cylinder has radius 7 cm and height 10 cm. Find its volume (Use π = 22/7).
- The sum of three consecutive integers is 75. Find the numbers.
- A rectangle has length 12 m and breadth 9 m. Find its perimeter and area.
Part F: Long Answer / Higher Order Thinking Questions (5 marks each)
- A bag contains 5 red balls, 7 green balls, and 8 blue balls. If one ball is drawn at random, find the probability of drawing:
a) A red ball
b) A green or blue ball - The monthly incomes of 5 families are 8000, 12000, 10000, 9000, 11000. Find the mean, median, and mode of their incomes.
- Draw a pair of linear graphs for: y = x + 2 and y = -x + 4. Find the point of intersection.
- The ages of 6 students are 12, 13, 14, 15, 16, 17. Find the variance and standard deviation.
- A cone has radius 7 cm and height 24 cm. Find the slant height and total surface area. (Use π = 22/7)