Lesson 7 of 9 • 3 upvotes • 7:06mins
Methods to solve problems of ratio and proportion and calculation of distance using proportionality for problems on trains is explained with examples
9 lessons • 57m
Overview
1:10mins
CI and Percentage Comparison
7:36mins
Assumed Average
8:15mins
Problems on Trains Using Proportionality
5:35mins
Percentage Change in Area of Quadrilateral, Multiplication of Complimentary Numbers
6:31mins
Multiplication of Complementary Numbers and Algebraic Identities
6:18mins
Ratio and proportion
7:06mins
Distance between trains using proportionality, substitution method for algebra
7:29mins
Ratio comparison
7:32mins