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CUET (UG)
List of top Questions asked in CUET (UG)
If in a binomial distribution n=4, P(X=0)=
\(\frac{16}{81}\)
, then P(X = 4) equals :
CUET (UG) - 2023
CUET (UG)
Mathematics
Binomial Distribution
A and B throw a die alternatively till one of them gets a number more than 4 and wins the game. Then the probability of winning the game by B, if A starts first:
CUET (UG) - 2023
CUET (UG)
Mathematics
Probability
The inverse of the function f: R→R given by f(x) = 2x +7 is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Relations and Functions
If f(x) =
\(\begin{cases}\frac{x^2-9}{x-3}, x≠3 \\ 5, x=3 \end {cases}\)
then f(x):
CUET (UG) - 2023
CUET (UG)
Mathematics
Continuity and differentiability
The integral
\(\int_0^1x(1-x)^n dx\)
is equal to :
CUET (UG) - 2023
CUET (UG)
Mathematics
Definite Integral
The set of value of
\(x\)
for which the angle between the
\(\overrightarrow a = 2x²\hat i + 4x \hat j + \hat k\)
and
\(\overrightarrow b =7\hat i-2\hat j + x\hat k\)
is obtuse is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Vector Algebra
The shortest distance between the lines
\(\frac{x + 3}{1} = \frac{y-2}{2} = \frac{z+4}{3} \space and \space \frac{x+3}{-3} = \frac{y+7}{2} = \frac{z-6}{4}\)
is: =
CUET (UG) - 2023
CUET (UG)
Mathematics
Distance between Two Lines
If x is the least positive integer satisfying 100 ≡ x(mod 6), then (2x+1) is equal to :
CUET (UG) - 2023
CUET (UG)
Mathematics
Number Systems
The quantity of water that must be added to 36 litres of milk at 2 ½ litres for ₹120 so as to have mixture worth ₹36 for a litre is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Mixtures & Alligations
In a partnership, A invests one-fourth of the capital for one-third of the time, B invests one-third of the capital for one-fourth of the time and C invests the rest of the capital for the whole time. Out of a profit of ₹3,500, A's share is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Partnership
Match List I with List II
LIST I
LIST II
A
.
The solution set of the inequality
\(-5x > 3, x\in R\)
, is
I
.
\([\frac{20}{7},∞)\)
B
.
The solution set of the inequality is,
\(\frac{-7x}{4} ≤ -5, x\in R\)
is,
II
.
\([\frac{4}{7},∞)\)
C
.
The solution set of the inequality
\(7x-4≥0, x\in R\)
is,
III
.
\((-∞,\frac{7}{5})\)
D
.
The solution set of the inequality
\(9x-4 < 4x+3, x\in R\)
is,
IV
.
\((-∞,-\frac{3}{5})\)
Choose the correct answer from the options given below:
CUET (UG) - 2023
CUET (UG)
Mathematics
Linear Inequalities
If
\(\begin{bmatrix}3& 2x + 5y &-2 \\x + 4y &7 &-5\end{bmatrix}=\begin{bmatrix}3 &10&-2\\ 2&7&-5\end{bmatrix}\)
Then the values of x and y are:
CUET (UG) - 2023
CUET (UG)
Mathematics
Matrices
If A is a square matrix of order 3 and |A|=5, then |adj(adjA)| is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Adjoint and Inverse of a Matrix
If the matrix
\(A =\begin{bmatrix}x&-2 &-5y\\ 2&0& -9 \\10& 3z &0\end{bmatrix}\)
is skew-symmetric, then the value of
\((2x-3y+4z)\)
is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Symmetric and Skew Symmetric Matrices
If
\(y = log(\frac{x^5}{e^5})\)
, then
\(\frac{d^2y}{dx^2}\)
is,
CUET (UG) - 2023
CUET (UG)
Mathematics
Derivatives
The point on the curve y²=16x for which the y-coordinate is changing 2 times as fast as the x-coordinate is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Parabola
The total cost function for x units of a commodity is given by
\(C(x) = \frac{25x^3}{3}-75x^2+48x+34\)
. The output
\(x\)
at which the marginal cost is minimum is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Application of derivatives
Match List I with List II
LIST I
LIST II
A
.
The minimum value of
\(f(x)=8x²-4x+7\)
is
I
.
48
B
.
The maximum value of
\(f(x) = x+\frac{1}{x}, x < 0\)
is
II
.
13
C
.
The maximum slope of the cure
\(y = -2x^3+6x^2+7x+26\)
is
III
.
-2
D
.
The minimum value of
\(f(x) = x² +\frac{128}{x}\)
is
IV
.
\(\frac{13}{2}\)
Choose the correct answer from the options given below:
CUET (UG) - 2023
CUET (UG)
Mathematics
Application of derivatives
A product costs the manufacturer ₹20 per unit. The demand function is given by p(x) = 1000-20x, then the quantity for maximum profit is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Application of derivatives
A discrete random variable X has the following probability distribution:
X:
0
1
2
3
4
5
P(X):
b
3b
5b
3b
4b
6b
The value of b is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Probability Distribution
A discrete random variable X takes the values 0, 1, 2, 3, 4 and its mean is 1.6. If P(X=1)=0.4, P(X=4)=P(X=2) and P(X=3)=2P(X=2), then P(X=0) is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Probability Distribution
A telephone exchange receives on an average 5 calls per minute. The probability of receiving 3 or less calls per minute is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Probability
Match List I with List II
LIST I
LIST II
A
.
In a binomial distribution, if n=10, q=0.25, then its mean is
I
.
12
B
.
If the mean of a binomial distribution is 6 and its variance is 3, then p is
II
.
7.5
C
.
In a binomial distribution, the probability of getting a success is 1/4
and the standard distribution is 3, then its mean is
III
.
16
D
.
If the mean and variance of a binomial distribution are 4 and 3 respectively,
then the number of trials is
IV
.
½
Choose the correct answer from the options given below:
CUET (UG) - 2023
CUET (UG)
Mathematics
Binomial Distribution
If Paasche's index number is 160 and Laspeyre's index number is 250, then Fisher's index number is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Statistics
The prices and the quantities of three commodities are given are :
Commodity
Price (₹)
Quantities
in Year
2006
in Year
2009
in Year
2006
in Year
2009
P
100
90
12
10
Q
80
\(x\)
8
7
R
60
50
4
6
The Laspeyre's price index number for year 2009 with year 2006 as base is 200. The value of
\(x\)
is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Statistics
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