Tiwari Academy Discussion

Aadesh

Asked: November 2, 2020In: Class 9

Look at several examples of rational numbers in the form p/q (q ≠0), where p and q are integers with no common factors other than 1 and having terminating decimal representations (expansions). Can you guess what property q must satisfy?

NCERT Solutions for Class 9 Maths Chapter 1 Important NCERT Questions Number Systems NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.3 Page No:14 Questions No:6

Rachit Ahuja

Asked: November 1, 2020In: Class 10

The difference of squares of two numbers is 180. The square of the smaller number is 8 times the larger number. Find the two numbers.

NCERT Solutions for Class 10 Maths Chapter 4 Important NCERT Questions Quadratic Equation NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 4.3 Page No:88 Questions No:7

Dalbir

Asked: November 1, 2020In: Class 10

The cost of 2 kg of apples and 1kg of grapes on a day was found to be rupes 160. After a month, the cost of 4 kg of apples and 2 kg of grapes is rupes 300. Represent the situation algebraically and geometrically

NCERT Solutions for Class 10 Maths Chapter 3 Important NCERT Questions Pair Of Linear Equation In Two Variables NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 3.1 Page No:44 Questions No:3

Dalbir

Asked: November 1, 2020In: Class 10

The coach of a cricket team buys 3 bats and 6 balls for Rupes 3900. Later, she buys another bat and 3 more balls of the same kind for Rupes 1300. Represent this situation algebraically and geometrically.

NCERT Solutions for Class 10 Maths Chapter 3 Important NCERT Questions Pair Of Linear Equation In Two Variables NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 3.1 Page No:94 Questions No:2

Dalbir

Asked: November 1, 2020In: Class 10

Aftab tells his daughter, “Seven years ago, I was seven times as old as you were then. Also, three years from now, I shall be three times as old as you will be.” (Isn’t this interesting?) Represent this situation algebraically and graphically.

NCERT Solutions for Class 10 Maths Chapter 3 Important NCERT Questions Pair Of Linear Equation In Two Variables NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 3.1 Page No:44 Questions No:1

Rachit Ahuja

Asked: November 1, 2020In: Class 10

Is it possible to design a rectangular park of perimeter 80 m and area 400 m2? If so, find its length and breadth.

NCERT Solutions for Class 10 Maths Chapter 4 Important NCERT Questions Quadratic Equation NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 4.4 Page No:91 Questions No:5

Rachit Ahuja

Asked: November 1, 2020In: Class 10

Is the following situation possible? If so, determine their present ages. The sum of the ages of two friends is 20 years. Four years ago, the product of their ages in years was 48.

NCERT Solutions for Class 10 Maths Chapter 4 Important NCERT Questions Quadratic Equation NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 4.4 Page No:91 Questions No:4

Rachit Ahuja

Asked: November 1, 2020In: Class 10

Is it possible to design a rectangular mango grove whose length is twice its breadth, and the area is 800 m²? If so, find its length and breadth.

NCERT Solutions for Class 10 Maths Chapter 4 Important NCERT Questions Quadratic Equation NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 4.4 Page No:91 Questions No:3

Rachit Ahuja

Asked: November 1, 2020In: Class 10

Find the values of k for each of the following quadratic equations, so that they have two equal roots. 2 x² + kx + 3 = 0

NCERT Solutions for Class 10 Maths Chapter 4 Important NCERT Questions Quadratic Equation NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 4.4 Page No:91 Questions No:2

Rachit Ahuja

Asked: November 1, 2020In: Class 10

Find the nature of the roots of the following quadratic equations. If the real roots exist, find them: 2 x² – 3x + 5 = 0

NCERT Solutions for Class 10 Maths Chapter 4 Important NCERT Questions Quadratic Equation NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 4.4 Page No:91 Questions No:1

Look at several examples of rational numbers in the form p/q (q ≠0), where p and q are integers with no common factors other than 1 and having terminating decimal representations (expansions). Can you guess what property q must satisfy?

The difference of squares of two numbers is 180. The square of the smaller number is 8 times the larger number. Find the two numbers.

The cost of 2 kg of apples and 1kg of grapes on a day was found to be rupes 160. After a month, the cost of 4 kg of apples and 2 kg of grapes is rupes 300. Represent the situation algebraically and geometrically

The coach of a cricket team buys 3 bats and 6 balls for Rupes 3900. Later, she buys another bat and 3 more balls of the same kind for Rupes 1300. Represent this situation algebraically and geometrically.

Aftab tells his daughter, “Seven years ago, I was seven times as old as you were then. Also, three years from now, I shall be three times as old as you will be.” (Isn’t this interesting?) Represent this situation algebraically and graphically.

Is it possible to design a rectangular park of perimeter 80 m and area 400 m2? If so, find its length and breadth.

Is the following situation possible? If so, determine their present ages. The sum of the ages of two friends is 20 years. Four years ago, the product of their ages in years was 48.

Is it possible to design a rectangular mango grove whose length is twice its breadth, and the area is 800 m²? If so, find its length and breadth.

Find the values of k for each of the following quadratic equations, so that they have two equal roots. 2 x² + kx + 3 = 0

Find the nature of the roots of the following quadratic equations. If the real roots exist, find them: 2 x² – 3x + 5 = 0

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