Let A be closed after x minutes. Then, Part filled by (A + B) in x min. + part filled by B in (12 – x) min. = 1 x (1/12 + 1/16 ) + (12 – x ) × 1/16 = 1 ⟹ (7 x)/48 + (12 - x)/16 = 1 ⟹ (7 x)/48 + 3/4 - x/16 = 1 ⟹ (4 x)/48 = 1/4 ∴ x = 3 ∴ Hence, A must be closed after 3 minutes.
The Eighth Schedule of the Constitution of India deals with:
The 'Fundamental Duties' of citizens are enshrined in which part of the Indian Constitution?
Lok Sabha passes historic women’s reservation Bill. In which year was this bill officially introduced in the Lok Sabha?
Which of the following Articles of the Indian Constitution are related to citizenship?
Which Act ended the monopoly of the East India Company in India under British rule?
Which constitutional article mandates equal pay for equal work in India?
Which country’s constitution influenced the federal system and residuary powers in India’s Constitution?
How many official languages are recognized by the Indian Constitution?
Identify the correct association between the Directive Principles of State Policy and their respective articles:
What is the maximum strength of the Public Accounts Committee of the Lok Sabha?
