Entry Test MCQs Of Mathematics

Question #1
the number  where n is a prime is

Right Answer:an irrational number




Question #2
The multiplicative inverse of 2/3 is

Right Answer:3/2




Question #3
If the first terms of a G.P is 16 and its common ratio is 1/2, find the product of the first 10 terms

Right Answer:1/32




Question #4
if ( 0,0) and (-1 , 0) are the end points of a diameter then the equation of the circle is ....

Right Answer: x ² + y ² + x = 0




Question #5
π is __________________ 

Right Answer:an irrational number




Question #6
if cos ⊖ = 2/3 and cos ⊖ / tan ⊖ > 0 , then ⊖ is in the

Right Answer:the 4th quadrant




Question #7
Sum of complex number with its conjugate is

Right Answer:real




Question #8
the equation of the circle with center (-h , -k) and radius r is

Right Answer:(x + h) ² + (y + k ) ² = r ²




Question #9
A chord passing through the centre of the circle is called

Right Answer:the diameter of the circle




Question #10
Which one is identity of complex number w.r/t multiplication of complex numbers

Right Answer:(1,0)




Question #11
The equation of the normal to circle x ² + y ² = 25 at (4, 3) is

Right Answer:3x - 4y= 0




Question #12
the equation of the circle with center (h , k) and radius r is

Right Answer:(x - h) ² + (y - k ) ² = r ² 




Question #13
if a plane passes through the vertex of a cone then the intersection is

Right Answer:a point circle



Question #14
Every whole number is

Right Answer:a real number



Question #15
1.4142135... is ......................

Right Answer:a rational number

Question #16
Every irrational number is

Right Answer:a real number



Question #17
Two natural numbers, whose sum is 15 and difference is 5, are.....

Right Answer:5,10



Question #18
The circles are said to be concentric if they have ....

Right Answer:same center



Question #19
In R, the additive identity is

Right Answer:0 




Question #20
⊖ is an angle in the 4th quadrant. if ⊖ increases, then sin⊖

Right Answer:increases




Question #21
The constant distance of all points of the circle from its center is called the

Right Answer:radius of the circle



Question #22
What is the area of rectangular room with a length of 5-3i and width of 2i

Right Answer:6+10i



Question #23
(-7,0) (3,0)=?

Right Answer:(-21,0)



Question #24
3 / 4 is ____________

Right Answer:a rational number



Question #25
Which one is identity of complex number w.r/t multiplication of complex numbers

Right Answer:(1,0)