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Tiwari Academy Discussion Latest Questions

Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

A hemispherical bowl made of brass has inner diameter 10.5 cm. Find the cost of tin-plating it on the inside at the rate of Rs 16 per 100 cm².

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:5

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 222 Views
  • 6 Votes
  • 2
Answer
Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

The radius of a spherical balloon increases from 7 cm to 14 cm as air is being pumped into it. Find the ratio of surface areas of the balloon in the two cases.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:4

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 150 Views
  • 6 Votes
  • 2
Answer
Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

Find the surface area of a sphere of diameter: 3.5 m.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:2 Part:3

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 136 Views
  • 6 Votes
  • 2
Answer
Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

Find the surface area of a sphere of diameter: 21 cm.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:2 Part:2

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 137 Views
  • 6 Votes
  • 2
Answer
Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

Find the surface area of a sphere of diameter: 14 cm.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:2 Part:1

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 47 Views
  • 6 Votes
  • 2
Answer
Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

Find the surface area of a sphere of radius: 14 cm.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:1 Part:3

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 158 Views
  • 7 Votes
  • 2
Answer
Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

Find the surface area of a sphere of radius: 5.6 cm

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:1 Part:2

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 57 Views
  • 6 Votes
  • 2
Answer
Jagannath Dixit
Jagannath Dixit
Asked: November 5, 2020In: Class 9

Find the surface area of a sphere of radius: 10.5 cm

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.4 Page No:225 Questions No:1 Part:1

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 173 Views
  • 6 Votes
  • 2
Answer
Divakar Pandey
Divakar Pandey
Asked: November 5, 2020In: Class 9

A joker’s cap is in the form of a right circular cone of base radius 7 cm and height 24 cm. Find the area of the sheet required to make 10 such caps.

Surface Areas and Volumes, NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.3 Page No:221 Questions No:7

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 3 3 Answers
  • 56 Views
  • 6 Votes
  • 2
Answer
Anand Singh
Anand Singh
Asked: November 5, 2020In: Class 9

A cubical box has each edge 10 cm and another cuboidal box is 12.5 cm long, 10 cm wide and 8 cm high.

NCERT Solutions for Class 9 Maths Chapter 13 Important NCERT Questions Surface Areas and Volumes NCERT Books for Session 2022-2023 CBSE Board, UP Board and Other state Boards EXERCISE 13.1 Page No:213 Questions No:5 (i) Which box has the greater lateral ...

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
  • 2 2 Answers
  • 46 Views
  • 3 Votes
  • 2
Answer
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