Question

I want an application question for a pair of linear equation in two variable class 10th with solution (not from the ncert book)​

Answer 1

Answer:

i) Consider number of boys =x

and number of girls =y.

According to the question,

x+y

x 1 2 3 4

y 7.8 6.4 5 4.2

x 1 2 3 4

y 6.4 5.7 5 4.2