List of top Questions asked in AP POLYCET

The difference between the maximum and minimum observations in the data is
If mean of first n natural numbers is 15, then the value of n is
If the median of 10 observations 20, 22, 27, 28, 32, x+ 2, 39, 40, 41, 50 arranged in the ascending order is 34, then the value of x is
A car manufacturing company announced that most of the people are showing interest to purchase red colour cars. The measure of central tendency they selected for this observation is
The mean of 100 observations is 49. By an error 60, 70, 80 are registered as 40, 20, 50 respectively. The correct mean is
In a graphical representation of a frequency distribution, if the distance between mode and mean is k times the distance between median and mean, then the value of k is
If E and E are the events of occurrence and non-occurrence of a random experiment respectively and P(E) = 0-05, then P(E) =
If a die is thrown once, then the probability of getting a prime number is
In a simultaneous toss of two coins, the probability of getting at least one head is
Two friends are born in the year 2000. The probability that they have the same birthday
The angle of elevation of the top of a tower standing on a horizontal plane from a point A is a. After walking a distance d towards the foot of the tower, the angle of elevation is found to be B. Then the height of the tower is
What is the angle of elevation of the Sun, if the length of the shadow of a tower is \(\frac{1}{\sqrt3}\) the height of the tower? 
A kite is flying at a height of 60 m above the ground. The string attached to the kite is temporarily tied to a point on the ground. The inclination of the string with the ground is 60°. Assuming that there is no slack in the string, the length of the string is
\(\frac{sinθ}{1+cosθ}=\)
If x=a sec o and y-b tan o, then the value of b2x2….a2y2 is
If tan(A-B)=\(\frac{1}{\sqrt3}\) and sin A= \(\frac{1}{\sqrt2}\),  then the value of B is 
\(\frac{2\,tan\,30^0}{1-tan^2\,30^0}=\)
The value of is \(\frac{tan 65°}{ cot 25°}\) is
The value of cos1°cos 2°…… cos180° is
cos(90°-θ) sin (90°-θ)=
The total surface area of a cone with slant height 21 m and diameter of its base 24 m is
A patient in a hospital is given soup daily in a cylindrical bowl of diameter 7 cm. If the bowl is filled with soup to a height of 4 cm, then how many litres of soup the hospital management has to prepare daily to serve 100 patients?
A tangent is drawn from an external point P to a circle of 8 cm radius. If the length of the tangent is 15 cm then the distance between the centre of the circle and point P is
Which among the following does not involve the principle of electromagnetic induction?
The pair of equations 2x+3y= 5 and 6x+ky = 12 has no solution if k=