oxford new countdown book 7 third edition || chapter 5 || Exercise 5 || Q11_Q13 solved

Assalamualaikum This is the great channel that provides several maths tutorial for teachers, students, parents and for guidance . In this lecture we solved the oxford new countdown book 7 third edition chapter 5 Rate,Ratio and proportion Exercise 5 Question 11,12,13 in the world easiest way with explaination and detail. So please subscribe my YouTube channel. direct and inverse variation time and distance length and area increasing and decreasing ratios proportion    • oxford new countdown book 7 third edition ...   grade 7, class 7 , lecture is in Urdu, lecture is in Hindi. mathematics for fun 😊 ‪@talhaharriskhan0108‬