If a + b : ab = 2 : 1, then find a : b.

Asked by Last Modified  

4 Answers

Follow 0
Answer

Please enter your answer

Tutor

the equation can be simplified as follows:- (1/a)+(1/b)=2. so 1/b= 2- (1/a), simplifying by taking LCM 1/b=(2a-1)/a. thus, flipping over the numerator and denominator on both sides we get b= a/(2a-1) This shows that by putting the value of b, the ratio a:b= a/ which is equal...
read more
the equation can be simplified as follows:- (1/a)+(1/b)=2. so 1/b= 2- (1/a), simplifying by taking LCM 1/b=(2a-1)/a. thus, flipping over the numerator and denominator on both sides [formally called as invertendo] we get b= a/(2a-1) This shows that by putting the value of b, the ratio a:b= a/[a/(2a-1)] which is equal to (2a-1):1. therefore for every value you choose for 'a' the ratio a:b= (2a-1):1 read less
Comments

ab

1:1
Comments

ME College Topper

a+b/ab=2/1; a+b=2ab.....Cross multiplying a/b+1=2a......... Divide all terms by b ie; a/b=2a-1
Comments

Trainer

one:one
Comments

View 2 more Answers

Related Questions

How many types of errors are occured in physics experiment?
experimental error,procedure error,observation error
Profile Photo
Sreeja
0 0
View Comments9
Why red colour is used in traffic signals?
If we consider the VIBGYOR, then we can notice that red is at last, which means that the red colour has the highest wavelength. The main reason why the red colour is used to in the traffic signals to stop...
Profile Photo
Ajith
0 0
View Comments9
State the mechanism of prism?
refraction of light
Profile Photo
Saukat
0 0
View Comments5
Define saponification reaction with example and what is the use of this reaction?
The process of making soap by the hydrolysis of fats and oils with alkalis is Saponification.
Profile Photo
Anupam Dubey
0 0
View Comments6
Is it too early to join regular coaching for IITJEE when the child is studying in class IX
Depends person to person. wait till 11th and till that time read newspaper & learn solving quizzes by shakuntala devi, etc
Profile Photo
Siddharth
1 0
View Comments9

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

REPORTED SPEECH IN FRENCH LANGUAGE
Reported Statements Mixed Exercise Change this direct speech into reported speech. 1. "He works in a bank" She said ___________________________________________________________ 2. "We went out last night"...
Profile Photo

Working Capital
Introduction A firm invests a part of its permanent capital in fixed assets and keeps a part of it for working capital e., for meeting the day to day requirements. We will hardly find a firm which...
Profile Photo

What Are the Types of Columns?
Tied Column. Spiral Column. Composite column. Axially Loaded Column. Column with Uniaxial Eccentric Loading. Column with Biaxial Eccentric Loading. Short Column.
Profile Photo

What is liabiliy?
A liability is an obligation and it is reported on a company's balance sheet. A common example of a liability is accounts payable. Accounts payable arise when a company purchases goods or services on credit...
Profile Photo

Recommended Articles

With the mushrooming of international and private schools, it may seem that the education system of India is healthy. In reality, only 29% of children are sent to the private schools, while the remaining head for government or state funded education. So, to check the reality of Indian education system it is better to look...

Read full article >

Appearing for exams could be stressful for students. Even though they might have prepared well, they could suffer from anxiety, tension etc. These are not good for their health and mind. However, following a few exam preparation tips can save them from all these and help them to score good marks. Let’s find out all...

Read full article >

Learning for every child starts from a very young age. While the formal methods include school curriculums and private lessons, the informal methods include dancing, music, drawing, and various fun-filling activities. Playing games and practising these types of activities helps the children get out of boredom and...

Read full article >

With the current trend of the world going digital, electronic renaissance is a new movement that is welcomed by the new generation as it helps makes the lives of millions of people easier and convenient. Along with this rapidly changing movement and gaining popularity of Internet, e-Learning is a new tool that emerging...

Read full article >

Looking for Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you