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 to calculate EMI for a loan at a Nationalized Bank?
There are online softwares, which actually calculate for you, once you provide interest rate.
Ravi Kumar Ks
What is UNDP?
United Nations Development Programme (UNDP).UNDP helps countries develop strategies to combat poverty by expanding access to economic opportunities and resources, linking poverty programmes with countries’...
Ambar

Who is the governor of Jammu and Kashmir?

Jammu Kashmir becomes union Territory on Oct 30th 2019 as in union Territory the highest official is lieutenant Governor, so currently Girish Chandra murmur is lieutenant governor of Jammu & Kashmir
Brijendra Kumar

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

Ask a Question

Related Lessons


"Important Formulas for Engineering Mathematics – Calculus & Laplace Transform"
## Important Formulas in Engineering Mathematics – Calculus & Laplace Transform Engineering students often struggle with remembering key formulas. Here's a quick list of important formulas used...

engineering
The application of science to the needs of humanity and a profession in which a knowledge of the mathematical and natural sciences gained by study, experience, and practice is applied with judgment to...


How To Increase Your Knowledge In Stock Of Words.
Standing in the cat and rat race situation of our career, it is necessary to possess a good communication skill. The base must be developed since childhood days. Knowledge about using words in correct...

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