Maths - Online Test
Q1. When proving that a quadrilateral is a trapezium, it is necessary to show
Answer : Option B
Explaination / Solution:
Q2. The angle of depression of the top and bottom of 20 m tall building from the top of a multistoried building are 30° and 60° respectively. The height of the multistoried building and the distance between two buildings (in metres) is
Answer : Option D
Explaination / Solution:
Q3. The volume (in cm3)
of the greatest sphere that can be cut off from a cylindrical log of wood of
base radius 1 cm and height 5 cm is
Answer : Option A
Explaination / Solution:
Q4. Kamalam went to play a lucky draw contest. 135 tickets of the lucky draw were sold. If the probability of Kamalam winning is 1/9 , then the number of tickets bought by Kamalam is
Answer : Option C
Explaination / Solution:
Q5. If g =
{(1,1),(2, 3),(3, 5),(4, 7)} is a function given by g(x) = αx
+ β then the values of a and b are
Answer : Option B
Explaination / Solution:
Q6. If the sequence t1
, t 2,t3,... are in A.P. then the sequence t
6 , t12 , t18,... is
Answer : Option B
Explaination / Solution:
No Explaination.
Q7. For the given matrix A = 
the order of the matrix AT is
the order of the matrix AT is
Answer : Option D
Explaination / Solution:
Q8. 
In figure CP and CQ are tangents to a circle with
centre at O. ARB is another tangent touching the circle at R.
If CP = 11 cm and BC = 7 cm, then the length
of BR is
Answer : Option D
Explaination / Solution:
Q9. When proving that a quadrilateral is a parallelogram by using slopes you must find
Answer : Option A
Explaination / Solution:
Q10. Two persons are standing ‘x’ metres apart from each other and the height of the first person is double that of the other. If from the middle point of the line joining their feet an observer finds the angular elevations of their tops to be complementary, then the height of the shorter person (in metres) is
Answer : Option B
Explaination / Solution:
