Tiwari Academy Discussion

Rishit Kumar

Asked: December 31, 2020In: Class 10 Maths

For which value of k will the following pair of linear equations have no solution? 3x + y = 1 and (2k – 1) x + (k – 1) y = 2k + 1

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 3.5 Page No:62 Questions No:2 Part:2

Atiksh Singh

Asked: December 31, 2020In: Class 10 Maths

The sum of the digits of a two-digit number is 9. Also, nine times this number is twice the number obtained by reversing the order of the digits. Find the number.

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 3.4 Page No:57 Questions No:2 Part:3

Raghav Juyal

Asked: December 30, 2020In: Class 10 Maths

Solve the following pair of linear equations: ax + by = c and bx + ay = 1 + c

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 3.7 Page No:68 Questions No:7 Part:2

Raghav Juyal

Asked: December 30, 2020In: Class 10 Maths

One says, “Give me a hundred, friend! I shall then become twice as rich as you”. The other replies, “If you give me ten, I shall be six times as rich as you”. Tell me what is the amount of their (respective) capital? [From the Bijaganita of Bhaskara II]

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 3.7 Page No:68 Questions No:2

Ramani Bharadwaj

Asked: December 30, 2020In: Class 10 Maths

Solve the following pairs of equations by reducing them to a pair of linear equations: 5/x-1 + 1/y-1 = 2 And 6/x-1 + 3/y-1 = 1.

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 3.6 Page No:67 Questions No:1 Part:4

Rishit Kumar

Asked: December 30, 2020In: Class 10 Maths

Solve the following pair of linear equations by the substitution and cross-multiplication methods: 8x + 5y = 9 and 3x + 2y = 4

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 3.5 Page No:62 Questions No:3

Atiksh Singh

Asked: December 30, 2020In: Class 10 Maths

Meena went to a bank to withdraw Rupay 2000. She asked the cashier to give her Rupay 50 and Rupay 100 notes only. Meena got 25 notes in all. Find how many notes of Rupay 50 and Rupay 100 she received.

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 3.4 Page No:57 Questions No:2 Part:4

Ramani Bharadwaj

Asked: December 29, 2020In: Class 10 Maths

Solve the following pairs of equations by reducing them to a pair of linear equations: 7x – 2y/xy = 5 And 8x + 7y/xy = 15

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 3.6 Page No:67 Questions No:1 Part:5

Rishit Kumar

Asked: December 29, 2020In: Class 10 Maths

A fraction becomes 1/3 when 1 is subtracted from the numerator and it becomes ¼ when 8 is added to its denominator. Find the fraction.

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 3.5 Page No:63 Questions No:4 Part:2

Atiksh Singh

Asked: December 29, 2020In: Class 10 Maths

A lending library has a fixed charge for the first three days and an additional charge for each day thereafter. Saritha paid Rupay 27 for a book kept for seven days, while Susy paid Rupay 21 for the book she kept for five days. Find the fixed charge and the charge for each extra day.

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 3.4 Page No:57 Questions No:2 Part:5

For which value of k will the following pair of linear equations have no solution? 3x + y = 1 and (2k – 1) x + (k – 1) y = 2k + 1

The sum of the digits of a two-digit number is 9. Also, nine times this number is twice the number obtained by reversing the order of the digits. Find the number.

Solve the following pair of linear equations: ax + by = c and bx + ay = 1 + c

One says, “Give me a hundred, friend! I shall then become twice as rich as you”. The other replies, “If you give me ten, I shall be six times as rich as you”. Tell me what is the amount of their (respective) capital? [From the Bijaganita of Bhaskara II]

Solve the following pairs of equations by reducing them to a pair of linear equations: 5/x-1 + 1/y-1 = 2 And 6/x-1 + 3/y-1 = 1.

Solve the following pair of linear equations by the substitution and cross-multiplication methods: 8x + 5y = 9 and 3x + 2y = 4

Meena went to a bank to withdraw Rupay 2000. She asked the cashier to give her Rupay 50 and Rupay 100 notes only. Meena got 25 notes in all. Find how many notes of Rupay 50 and Rupay 100 she received.

Solve the following pairs of equations by reducing them to a pair of linear equations: 7x – 2y/xy = 5 And 8x + 7y/xy = 15

A fraction becomes 1/3 when 1 is subtracted from the numerator and it becomes ¼ when 8 is added to its denominator. Find the fraction.

A lending library has a fixed charge for the first three days and an additional charge for each day thereafter. Saritha paid Rupay 27 for a book kept for seven days, while Susy paid Rupay 21 for the book she kept for five days. Find the fixed charge and the charge for each extra day.

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