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Tiwari Academy Discussion Latest Questions

Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

A certain freezing process requires that room temperature be lowered from 40° C at the rate of 5°C every hour. What will be the room temperature 10 hours after the process begins?

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.3 NCERT Books for Session 2020-2021 CBSE Board Questions No: 6

2020-2021cbsechapter 1class7integersmathematicsncert
  • 3 3 Answers
  • 403 Views
  • 7 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

Find the product, using suitable properties: 26 x (-48) + (-48) x (-36)

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.3 NCERT Books for Session 2020-2021 CBSE Board Questions No: 5

2020-2021cbsechapter 1class7integersmathematicsncert
  • 2 2 Answers
  • 508 Views
  • 8 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

Starting from (-1) x5, write various products showing some patterns to show (-1) x (-1) = 1.

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.3 NCERT Books for Session 2020-2021 CBSE Board Questions No: 4

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 119 Views
  • 7 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

(i) For any integer a, what is (-1) x a equal to? (ii) Determine the integer whose product with(-1) is: (a) –22 (b) 37 (c) 0

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.3 NCERT Books for Session 2020-2021 CBSE Board Questions No: 3

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 869 Views
  • 7 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

Verify the following: (a) 18 x [7 + (–3)] = [18 x 7] + [18 x (–3)] (b) (–21) x [(–4) + (–6)] = [(–21) x (-4)] + [(–21) x (–6)]

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.3 NCERT Books for Session 2020-2021 CBSE Board Questions No: 2

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 610 Views
  • 6 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

Find the each of the following products: (a) 3 x (–1) (b) (–1) x 225

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.3 NCERT Books for Session 2020-2021 CBSE Board Questions No: 1

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 468 Views
  • 7 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

An elevator descends into a mine shaft at the rate of 6 m/min. If the descent starts from 10 above the ground level, how long will it take to reach -350 m?

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.4 NCERT Books for Session 2020-2021 CBSE Board Questions No: 7

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 254 Views
  • 7 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

In a class test (+3) marks are given for every correct answer and (-2) marks are given for every incorrect answer and no marks for not attempting any question. (i) Radhika scored 20 marks. If she has got 12 correct answers, how many questions has she attempted incorrectly? (ii) Mohini scores (-5) marks in this test, though she has got 7 correct answers. How many questions has she attempted incorrectly?

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.4 NCERT Books for Session 2020-2021 CBSE Board Questions No: 6

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 323 Views
  • 5 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

Write five pairs of integers (a,b) such that a÷b= -3.One such pair is (6,-2) because 6 ÷(-2) = (-3).

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.4 NCERT Books for Session 2020-2021 CBSE Board Questions No: 4

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 625 Views
  • 7 Votes
Answer
Eesha
Eesha
Asked: March 16, 2021In: Class 7 Maths

Fill in the blanks: 369 ÷ ………….. = 369

NCERT Solutions for Class 7 Mathematics Chapter 1 Important NCERT Questions Class vii Math Chapter 1 Integers Exercise 1.4 NCERT Books for Session 2020-2021 CBSE Board Questions No: 3

2020-2021cbsechapter 1class7integersmathematicsncert
  • 1 1 Answer
  • 261 Views
  • 7 Votes
Answer
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