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Mathematics
List of top Mathematics Questions asked in CUET (UG)
Speed of the boat along the current and against the current are 10 km/h and 8 km/h respectively.
What is the speed of the current?
CUET (UG) - 2023
CUET (UG)
Mathematics
Boat and Stream
Shaloo sold a mobile phone for ₹ 1,950 at a loss of 25%. At what price should she have sold it to get a profit of 30% ?
CUET (UG) - 2023
CUET (UG)
Mathematics
Profit and Loss
The general solution of differential equation
\(\frac{dy}{dx} - xy = e^{\frac{x^2}{2}}\)
CUET (UG) - 2023
CUET (UG)
Mathematics
Solution of Differential Equations
A random variable has the following probability distribution
\(X=x_i\)
2
3
4
5
\(P(X=x_i)\)
4k
k
5k
2k
The value of P(X <3) is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Probability Distribution
The determinant
\(\begin{vmatrix} x & \sin\theta & \cos\theta \\ -\sin\theta & -x & 1 \\ \cos\theta & 1 & x \end{vmatrix}\)
is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Determinants
The ratio between length and breadth of a rectangle is
\(3:2\)
. If area of the rectangle is
\( 96cm^2\)
, then length of the rectangle is
CUET (UG) - 2023
CUET (UG)
Mathematics
Rectangle
The sum of the order and degree of differential equation
\(2x^3\left(\frac{d^2y}{dx^2}\right)^4 + \frac{d^3y}{dx^3}+y=0\)
is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Differential Equations
The integrating factor of the differential equation (1 +y
2
)dx - (tan
-1
y - x)dy = 0, is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Differential Equations
₹800 becomes ₹956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4%, what will ₹ 800 amount to in 3 years:
CUET (UG) - 2023
CUET (UG)
Mathematics
Simple Interest
In △ABC, BD is the internal bisector of ∠B meeting AC at D. If CD = 7 cm and AC = 10.5 cm, then AB : BC is
CUET (UG) - 2023
CUET (UG)
Mathematics
Triangles
The feasible region of an LPP is shown in the figure below.
If
\( z=3x+9y\)
, then the minimum value of
\(z\)
occurs at :
CUET (UG) - 2023
CUET (UG)
Mathematics
Linear Programmig Problem
Objective function
\(z=30x-30y \)
is subject to which combination of constraints, with feasible solution shown in the figure.
(A)
\(x \geq 0, \quad y \geq 0, \quad x \leq 15\)
(B)
\(y \leq 20, \quad x + y \leq 30\)
(C)
\(x + y \leq 30, \quad x + y \leq 15, \quad 2x - y \leq 5\)
(D)
\(2x + y \leq 30, \quad x + y \leq 15, \quad x > 15\)
(E)
\(3x + y \leq 30, \quad x + 3y \leq 15, \quad y \geq 20\)
Choose the
correct
answer from the options given below:
CUET (UG) - 2023
CUET (UG)
Mathematics
Linear Programmig Problem
Match List I with List II
LIST I
LIST II
A
.
The common region determined by all the linear
constraints of a L.P.P. is called corner point
I
.
corner point
B
.
A point in the feasible region which is the intersection
of two boundary lines is called,
II
.
non-negative
C
.
The feasible region for an LPP is always a
III
.
feasible region
D
.
The constraints
\(x, y≥0\)
describes that the
variables involved in a LPP are
IV
.
convex polygon
Choose the correct answer from the options given below:
CUET (UG) - 2023
CUET (UG)
Mathematics
Linear Programmig Problem
A man goes uphill with an average speed of 24 km/h and comes down with an average speed of 36 km/h. The distance travelled in both cases being the same. The average speed for the entire journey is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Speed, Time and Distance
The absolute maximum value of the function f(x)=sinx + cosx, x
\(\in\)
[0,
\(\pi\)
] is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Relations and Functions
Let
\(\begin{vmatrix}3x&-7\\1&4\end{vmatrix}=\begin{vmatrix}3&2\\ 4&x\end{vmatrix}\)
, then value of x is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Determinant
The diameter of the driving wheel of a bus is 140 m. How many revolutions per minute must the wheel make in order to keep a speed of 66 km/h?
CUET (UG) - 2023
CUET (UG)
Mathematics
Mensuration
By investing ₹4650 in a
\(7 \frac{1}{2} \%\)
% stock, a person obtains an income of ₹300. The market price of the stock is:
CUET (UG) - 2023
CUET (UG)
Mathematics
Shares and Dividends
The difference between length and breadth of a rectangle is 15m. If the perimeter of rectangle is 162 m, then the area of the rectangle (in m
2
) is
CUET (UG) - 2023
CUET (UG)
Mathematics
Rectangle
Value of 2
48
(mod 15) is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Simplification
A 10 m long, 4 m high and 24 cm thick wall is to be built using bricks having dimensions 25 cm × 12 cm × 8 cm. Number of bricks required is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Volume of Cube, Cuboid and Cylinder
A vehicle whose cost is ₹7,00,000 will depreciate to scrap value of ₹1,50,000 in 5 years. Using linear method of depreciation, the book value of the vehicle at the end of the third year is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Applications of Compound Interest Formula
The function
\(f(x)=sinx+cosx,0\leq x\leq 2\pi \)
is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Increasing and Decreasing Functions
The interval in which the
\(f(x) = sinx-cosx, 0 ≤ x ≤ 2π\)
is strictly decreasing is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Increasing and Decreasing Functions
₹4200 are divided among ‘P’, ‘Q’, ‘R’ and ‘S’ in such a way that the shares of ‘P’ and ‘Q’. ‘Q’ and ‘R’ as well ‘R’ and ‘S’ are in the ratios of 2:3, 4:5 and 6:7 respectively, the share of ‘P’ is :
CUET (UG) - 2023
CUET (UG)
Mathematics
Ratio
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