# Class 10th maths science group Chapter 3 Exercise 3.1

## Class 10th maths science group Chapter 3 Exercise 3.1

Class 10th maths science group Chapter 3 Exercise 3.110/26/2017 12:16:57 pm - notes - 10th - Mathematics Science Group - administrator
This series of lecture is about class 10th maths book exercise 3.1. You will get the lectures and notes about all the exercises of maths 9th, 10th, 11th, 12th. These lectures are related to Punjab Textbook Board PTB, Federal Board, Rawalpindi Board and all other educational boards of Punjab. 
Contact +923445939990 to get complete DVDs of Notes and Video lectures of 10th Mathematics Science Group at your doorstep.


This Lecture includes complete notes of Exercise 3.1 Chapter 3 Variations from class 10th maths (science group) Punjab Text Book Board. For FBISE, RWPBISE and all other boards like Lahore Board, Sargodha Board etc.
In this Lecture you will go through following Topics:
1. Ratio, Proportions and Variations
i) Define Ratio
ii) Define Proportion

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Select a Question from the list bellow to see the video of that Question directly (works best in Google Chrome Browser):
1.	Express the following as ratio a:b and as a fraction in its simplest (lowest) form.
Q. 2:	In a class of 60 students, 25 students are girls and remaining students are boys. Compute the ratio of
Q. 3:	If 3(4x-5y)=2x-7y, find the ratio x:y.
Q. 4:	Find the value of p, if the ratios 2p+5:3p+4 and 3:4 are equal.
Q. 5:	If the ratios 3x+1:6+4x and 2:5 are equal. Find the value of x.
Q. 6:	Two numbers are in ratio 5:8. If 9 is added to each number, we get a new ratio 8:11.Find the numbers
Q. 7:	If 10 is added in each number of the ratio4:13, we get 1:2. What are the numbers?
Q. 8:	Find the cost of 8kg of mangoes, if 5kg of mangoes cost Rs. 250
Q. 9:	If a:b=7:6, find the value of 3a+5b:7b-5a
Q. 10:	Complete the following
Q. 11:	Find x in the following proportions.

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Class 10th maths science group Chapter 3 Exercise 3.1 All exercises Full Solutions
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Class 10th maths science group Chapter 3 Exercise 3.1 Video lecture
Class 10th maths science group Chapter 3 Exercise 3.1 All Questions pdf Notes


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Class 10th maths science group Chapter 2 Exercise 2.8 - Notes, Solutions and Video Lectures10/26/2017 11:54:33 am - notes - 10th - Mathematics Science Group - This series of lecture is about class 10th maths book exercise 2.8. You will get the lectures and notes about all the exercises of maths 9th, 10th, 11th, 12th. These lectures are related to Punjab Textbook Board PTB, Federal Board, Rawalpindi Board and all other educational boards of Punjab. 
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Class 10th maths science group Chapter 3 Exercise 3.2 - Notes, Solutions and Video Lectures10/26/2017 12:20:02 pm - notes - 10th - Mathematics Science Group - This series of lecture is about class 10th maths book exercise 3.2. You will get the lectures and notes about all the exercises of maths 9th, 10th, 11th, 12th. These lectures are related to Punjab Textbook Board PTB, Federal Board, Rawalpindi Board and all other educational boards of Punjab. 

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