Question
Three numbers are in ratio 3:4:7. If the sum of the
squares of those three numbers is 666 then find the sum of the three numbers.Solution
A : B : C = 3x : 4x : 7x A2 + B2 + C2 = 9x2 + 16x2 + 49x2 = 74x2 => 74x2 = 666 => x = 3 => A + B + C = 3x + 4x + 7x = 14x = 14 × 3 = 42
Who did Pankaj Advani defeat to win his 28th World billiards crown?
The Indian Institute of Technology Madras became the first Indian Institute of Technology to set up an international campus, by launching a campus in Ta...
Which organization is responsible for the development of the Sewage Treatment Plant (STP) and related infrastructure in Meerut, under the Hybrid Annuity...
Who has been sworn in as the 41st Prime Minister of New Zealand?
In India, according to the Insolvency and Bankruptcy Code, 2016, the process of insolvency resolution for companies should be completed in how many days?
Petteri Orpo has been elected as the new Prime Minister of which country?
What is the primary aim of Odisha's Integrated Youth Development Programme (IYDP)?
World Lion day is observed every year on?
Where are the headquarters of Softbank Group?
How many international cruise terminals are planned under the Cruise Bharat Mission by Phase-3?
Relevant for Exams:
Hey, Don't leave. If you have any queries regarding any exam let us know here.
