हिंदी

Mathematics Basic - Outside Delhi Set 1 2021-2022 English Medium Class 10 Question Paper Solution

Advertisements
Mathematics [Basic - Outside Delhi Set 1]
Marks: 40 CBSE
English Medium

Academic Year: 2021-2022
Date & Time: 5th May 2022, 10:30 am
Duration: 2h
Advertisements

General Instructions :

  1. This question paper consists of 14 questions All questions are compulsory.
  2.  This question paper is divided into 3 Sections - Sections A, B, and C. 
  3.  Section A comprises 6 questions (Q Nos. 1 to 6) of 2 marks each. Internal choice has been provided i1t two questions.
  4. Section B comprises 4 questions (Q Nos. 7 to 10) of 3 marks each. Internal choice has been provided in one question.
  5. Section C comprises 4 questions (Q Nos. 11 to 14) of 4 marks each. An Internal choice has been provided in one question. It also contains two case study board questions.
  6. Use of calculator is not permitted.

SECTION - A
[2]1 | Question numbers 1 to 6 carry 2 marks each.

Find the value of 'k' so that the quadratic equation 3x2 – 5x – 2k = 0 has real and equal roots.

Concept: undefined - undefined
Chapter: [0.023] Quadratic Equations
[2]2
[2]2.a

Determine the 36th term of the A.P. whose first two terms are –3 and 4 respectively.

Concept: undefined - undefined
Chapter: [0.024] Arithmetic Progressions
OR
[2]2.b

Write the next two terms of the A.P.: `sqrt(27), sqrt(48), sqrt(75)`......

Concept: undefined - undefined
Chapter: [0.024] Arithmetic Progressions
[2]3

Using the empirical relationship between the three measures of central tendency, find the median of a distribution, whose mean is 169 and mode is 175.

Concept: undefined - undefined
Chapter: [0.071] Statistics
[2]4

The frequency distribution for agriculture holdings in a village is given below:

Area of land (in hectares)  1 – 3  3 – 5   5 – 7 7 – 9 9 – 11 11 – 13
Number of families  20 45 80 55 40 12

Find the modal agriculture holding per family.

Concept: undefined - undefined
Chapter: [0.071] Statistics
[2]5

The distance between two tangents parallel to each other of a circle is 13 cm. Find the radius of the circle.

Concept: undefined - undefined
Chapter: [0.042] Circles
Advertisements
[2]6
[2]6.a

Find the curved surface area of a right circular cone whose height is 15 cm and base radius is 8 cm. tan β = `3/4`.

Concept: undefined - undefined
Chapter: [0.062] Surface Areas and Volumes
OR
[2]6.b

The surface area of a sphere is 616 sq cm. Find its radius tan β = `3/4`

Concept: undefined - undefined
Chapter: [0.062] Surface Areas and Volumes
SECTION - B
[3]7 | Question numbers 7 to 10 carry 3 marks each.
[3]7.a

If x = 3 is one root of the quadratic equation 2x2 + px + 30 = 0, find the value of p and the other root of the quadratic equation.

Concept: undefined - undefined
Chapter: [0.023] Quadratic Equations
OR
[3]7.b

The length of a rectangular park is 5 metres more than twice its breadth. If the area of the park is 250 sq. m, find the length and breadth of the park.

Concept: undefined - undefined
Chapter: [0.023] Quadratic Equations
[3]8

Draw a line segment of length 7 cm and divide it in the ratio 5 : 3.

Concept: undefined - undefined
Chapter: [0.033] Constructions
Advertisements
[3]9

Find the sum of first 16 terms of the A.P. whose nth term is given by an = 5n – 3.

Concept: undefined - undefined
Chapter: [0.024] Arithmetic Progressions
[3]10

Two poles of heights 25 m and 35 m stand vertically on the ground. The tops of two poles are connected by a wire, which is inclined to the horizontal at an angle of 30°. Find the length of the wire and the distance between the poles.

Concept: undefined - undefined
Chapter: [0.053] Some Applications of Trigonometry
SECTION - C
[4]11 | Question numbers 11 to 14 carry 4 marks each.

As observed from the top of a 100 m high lighthouse from the sea-level, the angles of depression of two ships are 30° and 45°. If one ship is exactly behind the other on the same side of the lighthouse, find the distance between the two ships. [Use `sqrt3` = 1.732]

Concept: undefined - undefined
Chapter: [0.053] Some Applications of Trigonometry
[4]12
[4]12.a

Prove that opposite sides of a quadrilateral circumscribing a circle subtend supplementary angles at the centre of the circle.

Concept: undefined - undefined
Chapter: [0.042] Circles
OR
[4]12.b

If a circle is touching the side BC of ΔABC at P and is touching AB and AC produced at Q and R respectively (see the figure). Prove that AQ = `1/2` (perimeter of ΔABC).

Concept: undefined - undefined
Chapter: [0.042] Circles
[4]13 | Case Study - 1

Read the following passage and answer the questions given below.

Electric buses are becoming popular nowadays. These buses have the electricity stored in a battery. Electric buses have a range of approximately 280 km with just charge. These buses are superior to diesel buses as they reduce brake wear and also reduce pollution. 'transport department of a city wants to buy some electric buses for the city. So, the department wants to know the distance travelled by existing public transport buses in a day. The following data shows the distance travelled by 50 existing public transport buses in a day.

 

Daily distance travelled (in km) 100 – 120 120 – 140 140 – 160 160 – 180 180 – 200
Number of buses 12 14 8 6 10
  1. Find the 'median' distance travelled by a bus.
  2. Find the 'mean (average)' distance travelled by a bus.
Concept: undefined - undefined
Chapter: [0.071] Statistics
[4]14 | Case Study - 2

A company deals in casting and moulding of metal on orders received from its clients.

In one such order, company is supposed to make 50 toys in the form of a hemisphere surmounted by a right circular cone of the same base radius as that of hemisphere. If the radius of the base of the cone is 21 cm and height is 28 cm.

  1. find the volume of 50 toys:
  2. fine the ratio of the volume of hemisphere to the volume of cone.
Concept: undefined - undefined
Chapter: [0.062] Surface Areas and Volumes

Other Solutions





























Submit Question Paper

Help us maintain new question papers on Shaalaa.com, so we can continue to help students




only jpg, png and pdf files

CBSE previous year question papers Class 10 Mathematics with solutions 2021 - 2022

     CBSE Class 10 Maths question paper solution is key to score more marks in final exams. Students who have used our past year paper solution have significantly improved in speed and boosted their confidence to solve any question in the examination. Our CBSE Class 10 Maths question paper 2022 serve as a catalyst to prepare for your Mathematics board examination.
     Previous year Question paper for CBSE Class 10 Maths-2022 is solved by experts. Solved question papers gives you the chance to check yourself after your mock test.
     By referring the question paper Solutions for Mathematics, you can scale your preparation level and work on your weak areas. It will also help the candidates in developing the time-management skills. Practice makes perfect, and there is no better way to practice than to attempt previous year question paper solutions of CBSE Class 10.

How CBSE Class 10 Question Paper solutions Help Students ?
• Question paper solutions for Mathematics will helps students to prepare for exam.
• Question paper with answer will boost students confidence in exam time and also give you an idea About the important questions and topics to be prepared for the board exam.
• For finding solution of question papers no need to refer so multiple sources like textbook or guides.
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×