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Mathematics Standard - 30/3/3 2025-2026 English Medium Class 10 Question Paper Solution

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Mathematics [ Standard - 30/3/3]
Marks: 80 CBSE
English Medium

Academic Year: 2025-2026
Date & Time: 17th February 2026, 10:30 am
Duration: 3h
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General Instructions:

Read the following instructions very carefully and strictly follow them:

  1. This question paper contains 38 questions. All questions are compulsory.
  2. This question paper is divided into five Sections − A, B, C, D and E.
  3. In Section A, Questions no. 1 to 18 are multiple choice questions (MCQS) and questions number 19 and 20 are Assertion-Reason based questions of
    1 mark each.
  4. In Section B, Questions no. 21 to 25 are very short answer (VSA) type questions, carrying 2 marks each.
  5. In Section C, Questions no. 26 to 31 are short answer (SA) type questions, carrying 3 marks each.
  6. In Section D, Questions no. 32 to 35 are long answer (LA) type questions carrying 5 marks each.
  7. In Section E, Questions no. 36 to 38 are case study based questions carrying 4 marks each. Internal choice is provided in 2 marks questions in each case study.
  8. There is no overall choice. However, an internal choice has been provided in 2 questions in Section B, 2 questions in Section C, 2 questions in
    Section D and 3 questions in Section E.
  9. Draw neat diagrams wherever required. Take n = wherever required, 7 if not stated.
  10. Use of a calculator is not allowed.

SECTION A
This section has 20 Multiple Choice Questions (MCQs) carrying 1 mark each. 20 × 1 = 20
[1]1.

The number of multiples of 6 lying between 25 and 363 is ______.

56

56.5

57

58

Concept: undefined - undefined
Chapter:
[1]2.

Two dice are rolled together. The probability that the sum of the numbers obtained is divisible by 6, is ______.

`1/6`

`11/36`

`1/12`

`1/4`

Concept: undefined - undefined
Chapter:
[1]3.

In the given figure, Δ ABC is an equilateral triangle. AD is a median of the triangle joining the points `A(0, (5sqrt3)/2), D(0, 0)`. Points B and C are (in same order):

(−5, 0), (5, 0)

`((−5)/2, 0), (5/2, 0)`

(−10, 0), (10, 0)

`(−5sqrt3, 0), (5sqrt3, 0)`

Concept: undefined - undefined
Chapter:
[1]4.

The median and mode of a distribution are 25.2 and 26.1 respectively. The mean of the distribution is ______.

24.75

24.25

24.3

25.5

Concept: undefined - undefined
Chapter:
[1]5.

It is given that ΔABC ~ ΔQRP such that AB = 9 cm, BC = 5 cm and PR = 2 cm. Length of side QR is ______.

0.9 cm

`5/18` cm

`10/9` cm

3.6 cm

Concept: undefined - undefined
Chapter:
[1]6.

A polynomial p(x), which has sum of its zeroes equal to their product, is ______.

3x2 + 2x + 2

3x2 − 2x − 3

3x2 − 2x + 2

x2 − 3x + 2

Concept: undefined - undefined
Chapter:
[1]7.

In the given figure, PQ and PR are tangents to a circle with centre O and radius 3 cm. If ∠QPR = 60°, then the length of each tangent is:

`3sqrt3` cm

3 cm

6 cm

`sqrt3` cm

Concept: undefined - undefined
Chapter:
[1]8.

In the given figure, OA x OB = OC x OD. Which of the following options is correct?

∠A = ∠C

∠A = ∠B

∠A = ∠D

AOAD ~ A ОВС

Concept: undefined - undefined
Chapter:
[1]9.

The value of `(1/2 tan^2 45° - cos^2 60°)` is ______.

0

`-1/2`

`1/4`

`-1/4`

Concept: undefined - undefined
Chapter:
[1]10.

A cone of maximum size is carved out from a solid cube of edge length l. The volume of the cone is ______.

`(pil^3)/(12)`

`(pil^3)/(3)`

`l^3(1 - pi/3)`

`(pil^3)/(8)`

Concept: undefined - undefined
Chapter:
[1]11.

(3 × 11 × 13 + 3) is ______.

a prime number

divisible by 13

a composite number

an odd number

Concept: undefined - undefined
Chapter:
[1]12.

Given that sin 2α = `sqrt3/2`, the value of sin 3α is ______.

`(3sqrt3)/4`

`1/2`

1

`sqrt3/4`

Concept: undefined - undefined
Chapter:
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[1]13.

If the length of the shadow of a tower is `sqrt(3)` times that of its height, then altitude of the sun is ______.

45°

30°

60°

15°

Concept: undefined - undefined
Chapter:
[1]14.

Equation of a line coincident with 2.5x − 2y = 3 is ______.

5x − 4y = 3

5x − 4y + 6 = 0

15x − 12y − 3 = 0

5x − 4y − 6 = 0

Concept: undefined - undefined
Chapter:
[1]15.

The nth term of the A.P. `−1/3, 2/3, 5/3, 8/3,` ... is ______.

3n − 4

`n − 4/3`

`(n − 2)/3`

`(n − 4)/3`

Concept: undefined - undefined
Chapter:
[1]16.

In the given figure, PT is a tangent to the circle with centre O and radius r. If ∠POT = 45°, then the length of OP is:

`rsqrt2`

`sqrt2r`

2r

r2

Concept: undefined - undefined
Chapter:
[1]17.

The roots of the quadratic equation (x − 1)2 = 16 are ______.

5, 3

4, −4

5, −3

−5, 3

Concept: undefined - undefined
Chapter:
[1]18.

If the roots of the quadratic equation `sqrt3x^2 - kx + 2sqrt3 = 0` are real and equal, then the value (s) of k is/are ______.

`±sqrt24`

0

4

−5

Concept: undefined - undefined
Chapter:
[2]19.

Assertion (A): tan 2θ is not defined at θ = 45°.

Reason (R): sin90° = cos 90°.

Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).

Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).

Assertion (A) is true, but Reason (R) is false.

Assertion (A) is false, but Reason (R) is true.

Concept: undefined - undefined
Chapter:
[1]20.

Assertion (A): Radius is the smallest distance of a tangent from the centre of the circle.

Reason (R): Radius is perpendicular to the tangent.

Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).

Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).

Assertion (A) is true, but Reason (R) is false.

Assertion (A) is false, but Reason (R) is true.

Concept: undefined - undefined
Chapter:
SECTION B
This section has 5 Very Short Answer (VSA) type questions carrying 2 marks each.
[2]21.

A toy is in the form of a cone mounted on a hemisphere of common base radius 7 cm. The total height of the toy is 31 cm. Find the total surface area of the toy.

Concept: undefined - undefined
Chapter:
[2]22.

In the following figure, if ΔABE ≅ ΔACD, show that ΔADE ∼ ΔABC.

Concept: undefined - undefined
Chapter:
[2]23. (a)

In an A.P., the first term is 4 and the last term is 31. If sum of all the terms is 175, find the number of terms and the common difference.

Concept: undefined - undefined
Chapter:
OR
[2]23. (b)

How many terms of the A.P. 21, 18, 15, … must be added to get the sum 0?

Concept: undefined - undefined
Chapter: [5] Arithmetic Progressions
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[2]24.

Find the length of the plank that can be used to measure the lengths 4 m 20 cm and 5 m 4 cm exactly, in the least time. 

Concept: undefined - undefined
Chapter:
[2]25. (a)

Diagonals AC and BD of square ABCD intersect at P. Coordinates of points B and D are (9, −2) and (1, 6) respectively.

  1. Find the co-ordinates of point P.
  2. Find the length of the side of the square.
Concept: undefined - undefined
Chapter:
[2]25. (b)

Find the coordinates of a point on the line x + y = 5 which is equidistant from (6, 4) and (5, 2).

Concept: undefined - undefined
Chapter:
SECTION C
This section has 6 Short Answer (SA) type questions carrying 3 marks each.
[3]26.

Prove that `sqrt(2)` is an irrational number.

Concept: undefined - undefined
Chapter:
[3]27. (a)

PA and PB are tangents drawn to the circle with centre O as shown in the figure. Prove that ∠APB = 2∠OAB.

Concept: undefined - undefined
Chapter:
OR
[3]27. (b)

In the given figure, PA is the tangent to the circle with centre O such that OA = 10 cm, AB = 8 cm and AB ⊥ OP. Find the length of PB.

Concept: undefined - undefined
Chapter:
[3]28.

Determine the ratio in which the line 3x + y – 9 = 0 divides the line segment joining the points (1, 3) and (2, 5). Find the point of intersection.

Concept: undefined - undefined
Chapter:
[3]29. (a)

If sin θ + cos θ = `sqrt(3)`, then prove that tan θ + cot θ = 1.

Concept: undefined - undefined
Chapter: [9] Introduction to Trigonometry
[3]29. (b)

Prove that: 

(sin A + sec A)2 + (cos A + cosec A)2 = (1 + sec A cosec A)2

Concept: undefined - undefined
Chapter:
[3]30.

In the given figure, chord AB subtends an angle of 120° at the centre of the circle with radius 7 cm. Find (i) perimeter of major sector OACB, and (ii) area of the shaded segment, if area of Δ OAB = 21.2 cm2.

Concept: undefined - undefined
Chapter:
[3]31.

Find two consecutive negative integers, sum of whose squares is 481.

Concept: undefined - undefined
Chapter:
SECTION D
This section has 4 Long Answer (LA) type questions carrying 5 marks each.
[4]32. (a)

Solve the following system of equations graphically: 

x − 2y = 3, 3x − 8y = 7

Concept: undefined - undefined
Chapter:
OR
[4]32. (b)

Five years ago, Adil was thrice as old as Bharat. Ten years later Adil shall be twice as old as Bharat. To know the present ages of Adil and Bharat:

  1. Form the linear equations representing the above information.
  2. Show that the system of equations is consistent with unique solution.
  3. Find the present ages of Adil and Bharat.
Concept: undefined - undefined
Chapter:
[4]33.

Find the mean and the mode of the following frequency distribution:

Class  Frequency
0 − 15 9
15 − 30 15
30 − 45 35
45 − 60 20
60 − 75 11
75 − 90 13
90 − 105 17
Concept: undefined - undefined
Chapter:

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