JKBOSE Class 8th Mathematics Paper 2019 (SZ)
MATHEMATICS – T2
Time Allowed: 2:30 Hrs. Maximum Marks: 40
JKBOSE Class 8th Mathematics Paper 2019
Section – A
Q.1. Objective Type Questions (Do as directed)
(i) am ÷ a-n = ……….
(ii) If x + 9 = -5, then x = ……….
(iii) Area of sphere = 4 times area of …………
(iv) The distance from the centre of a regular polygon to the midpoint of any of its sides is known as ……….
(v) The diagonals are perpendicular bisectors of each other then the quadrilateral is called ……….
Section – B
Very Short Answer Type Questions (02 marks each)
Q.2. Convert the ratio 2:3 into a percentage.
Q.3. Write all types of triangles.
Q.4. (i) (a + b)2 = ………….
(ii) Define the volume of the object.
Q.5. What is the perimeter and find the perimeter of the given figure.
Section – C
Short Answer Type Questions (03 marks each)
Q.6. Factorise: 16x5 -144x3
Q.7. Divide 63a2b4c6 by 7a2b2c3
Q.8. A sum of Rs 10000 is borrowed at a rate of interest of 15% per annum for 2 years. Find the simple interest on this sum and the amount to be paid at the end of 2 years.
Q.9. Construct a quadrilateral JUMP, where JU = 3.5 cm, UM = 4 cm, MP = 5 cm, PJ = 4.5 cm and PU = 6.5 cm.
Section – D
Long Answer Type Questions (05 marks each)
Q.10. Subtract: 3xy + 5yz – 7zx from 5xy – 2yz – 2zx + 10 xyz
Add: 4y (3y2 + 5y – 7) and 2 (y3 – 4y2 + 5).
Q.11. If Insha had Rs 600 left after spending 75% of her money. How much did she have in the beginning?
Find the compound interest on Rs 12600 for 2 years at 10% per annum compounded annually.
Q.12. A road roller takes 750 complete revolutions to move once over to level a road. Find the area of the road if the diameter of the road roller is 84 cm and the length is 1 m.
A rectangular piece of paper 11 cm × 4 cm is folded without overlapping to make a cylinder of height 4 cm. Find the volume of the cylinder.