Download NCERT Solutions For Class 10 Maths Chapter 3 Exercise 3.2 – Pair of Linear Equations in two Variables
1. Form the pair of linear equations in the following problems and find their solutions graphically.
i. 10 student of class X took part in mathematics quiz. If the number of girls is 4 more than the number of boys, find the number of boys and girls who took part in the quiz.
ii. 5 pencils and 7 pens together cost ₹ 50 whereas 7 pencil and 5 pens together cost ₹ 46. Find the cost of one pencil and that of one pen.