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Rishit Kumar

Asked: December 26, 2020In: Class 10 Maths

Places A and B are 100 km apart on a highway. One car starts from A and another from B at the same time. If the cars travel in the same direction at different speeds, they meet in 5 hours. If they travel towards each other, they meet in 1 hour. What are the speeds of the two cars?

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:4

Rishit Kumar

Asked: December 26, 2020In: Class 10 Maths

A part of monthly hostel charges is fixed and the remaining depends on the number of days one has taken food in the mess. When a student A takes food for 20 days she has to pay Rupay 1000 as hostel charges whereas a student B, who takes food for 26 days, pays Rupay 1180 as hostel charges. Find the fixed charges and the cost of food per 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 3.5 Page No:63 Questions No:4 Part:1

Atiksh Singh

Asked: December 26, 2020In: Class 10 Maths

Solve the pair of linear equations by the elimination method and the substitution method: x/2 + 2y/3 = -1 and x- y/3 = 3

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:56 Questions No:1 Part:4

Atiksh Singh

Asked: December 26, 2020In: Class 10 Maths

Solve the pair of linear equations by the elimination method and the substitution method: 3x – 5y – 4 = 0 and 9x = 2y + 2

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:56 Questions No:1 Part:3

Raghav Juyal

Asked: December 25, 2020In: Class 10 Maths

Solve the following pair of linear equations: 152x – 378y = – 74 and –378x + 152y = – 604

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:5

Places A and B are 100 km apart on a highway. One car starts from A and another from B at the same time. If the cars travel in the same direction at different speeds, they meet in 5 hours. If they travel towards each other, they meet in 1 hour. What are the speeds of the two cars?

Solve the pair of linear equations by the elimination method and the substitution method: x/2 + 2y/3 = -1 and x- y/3 = 3

Solve the pair of linear equations by the elimination method and the substitution method: 3x – 5y – 4 = 0 and 9x = 2y + 2

Solve the following pair of linear equations: 152x – 378y = – 74 and –378x + 152y = – 604

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