Question
P, Q, R and S can do a piece of work in 20 days. If P
and Q together can do it in 50 days, and R alone in 60 days, then in how many days can S alone do it?Solution
Let, total work = LCM of (20, 50, and 60) = 300 Hence, Efficiency of (P + Q + R + S) = 15 Efficiency of (P + Q) = 6 Efficiency of R = 5 Efficiency of S = 15-6-5=4 S alone can complete the whole work in = 300/4 = 75 days.
What is the minimum net worth requirement for every recognized stock exchange at all times as per the Securities Contracts (Regulation) (Stock Exchanges...
How many persons are required at minimum to constitute an "unlawful assembly" under Section 189(1)?
A document is produced in evidence that appears to be signed 30 years ago. The opposing party challenges its genuineness and seeks to discredit it. Unde...
What is the tenure for the Chairperson and other whole-time members of the Authority, according to the IRDA Act?
Which of the following best defines false imprisonment?
As per Section 28, when is a consent NOT considered valid?
A website operator published an article containing sexually explicit content involving a minor. The article was accessed by over 50,000 users. Under the...
X puts gold necklace and bangles into a box belonging to Y, with the intention that they may be found in that box, and that this circumstance may cause ...
As per Section 12 of the Depositories Act, 1996, a beneficial owner may create a pledge or hypothecation in respect of a security owned by him through a...
Which agreements, if, entered into between enterprises or persons or between any person and enterprise or practice carried on, or decision taken by, an...
Relevant for Exams:
