JNV-MATHEMATICS CLASS 9th (2018)

Questions in this test

1. If $\frac{x^2+y^2}{x^2-y^2}=\frac{17}{8},$ then the value of $x:y,$ is
2. The difference in the measures of two complementary angles is $12^{\circ }$, then the measure of the angles, are
3. The surface area of a sphere of diameter 14 cm, is
4. The sum of three consecutive even numbers is 138, then the greatest of these numbers is
5. The factorisation of $84-2r-2r^2$ is
6. Which type of music is liked by the maximum number of people?
7. If a cassette company were to make 1000 CDs, how many of semi-classical and folk would they make?
8. The value of $\frac{\sqrt{24}+\sqrt{216}}{\sqrt{96}},$ is
9. Navin purchased a cellphone for ₹ 12000 and sold it for ₹ 8000, then his loss percent, is
10. The value of $\left(3x+2y\right)^2+\left(3x-2y\right)^2,$ is
11. There are two rectangular flower beds of size 1.5m 2m each in the park as shown in the given figure and the rest has gross on it, then the area covered by the grass is
12. If $5^{3x-1}\div 25=125,$ then the value of $x,$ is
13. A car is travelling 60km in 2h, then the distance travelled by the car in 6h, if the speed remains constant, is
14. If $x-\frac{1}{x}=7,$ then the value of $x^2+\frac{1}{x^2},$ is
15. A pair of integers whose product is -36 and whose difference is 15, is
16. The HCF of $\frac{12}{7},\ \frac{18}{7},\ \frac{24}{7}$ is
17. By the prime factorisation, the value of the cube root of 5832, is
18. If two interior angles on the same side of a transversal intersecting two parallel lines are in the ratio 3:2, then the greater of the two angles, is
19. The nature of $\left(-5+2\sqrt{5}-\sqrt{5}\right)$ is
20. If the total surface area of a cube is $486cm^2$ then its lateral surface area.
21. In the following figure, then the value of $2x,$ is
22. For what value of $x,$ the perimeter of shape is 77cm?
23. If $p(x) = x^3-4x^2+x+6,$ then the value of $p(3)$is
24. If $a:b = 5:3,$ then the value of $(5a+8b):(6a-7b),$ is
25. If you have spinning wheel with 3 green sectors, 5 black sectors and 10 red sectors, then the probability of getting a non-black sector is
26. The value of $\sqrt{248+\sqrt{52+\sqrt{144}}},$ is
27. Find the compound interest on ₹ 48000 for one year at 8% per annum, when compounded half-yearly.
28. If lemons were bought at ₹ 48 per dozen and sold at the rate of ₹ 48 per 10, then the gain or loss percent, is
29. The alongside figure shows the dimensions of a wall having a window and a door of the room. Then, the algebraic expression for the area of the wall to be painted, is
30. The value of the angles $x, y$ and z are respectively, "see figure"
31. If some migratory birds travel as much as 15000 km to escape the extreme climatic conditions at home, then the distance in meters using scientific notation, is
32. 30 persons can reap a field in 17 days, how many more persons should be engaged to reap the same field in 10 days?
33. A negative integer and a positive integer whose difference is +2, are
34. Six bells begin to ball together at the interval of 10s, 15s, 20s, 25s, 30s, 35s, respectively, then how many times will they be toll together in the span of 7h?
35. Difference of two perfect cubes is 189, if the cube root of the smaller of the two numbers is 3, the cube root of the larger number, is