Question
If 0.4x + 0.6y = 26 and x - y = 10, find x.
Solution
ATQ, 0.4x + 0.6y = 26 Multiply by 10: 4x + 6y = 260 ...(1) x - y = 10 => x = y + 10 ...(2) Put (2) into (1): 4(y+10) + 6y = 260 4y + 40 + 6y = 260 10y = 220 y = 22 x = y + 10 = 22 + 10 = 32
When did the Constitution of WHO come into force - a date which we now celebrate as World Health Day every year?
According to the 2011 Census of India, which state has the highest population in India?
A cube of volume 324 cm³ is molded into a cuboid whose length, width, and height are in the ratio 3: 2: 2. Find the length of the cuboid.
In India the financial/fiscal year is taken from __________.
Under the National Education Policy 2020, what is the designated name for the organization tasked with developing a unified set of guiding principles fo...
What is the interest rate announced by the Reserve Bank of India (RBI) for the Government of India Floating Rate Bond 2034 (GOI FRB 2034) for the half-y...
Among the following famous personalities, whose autobiography is ‘The Road Ahead’?
 ‘eSanjeevani’, scheme of the Government of India, serves which one among the following objectives?
What economic condition is characterized by simultaneous slow economic growth, rising prices, and increasing unemployment?
Who is the author of the book ‘The Soul of a Butterfly: Reflections on Life’s Journey’?
Relevant for Exams:
