Question
The average of marks obtained by 50 candidates was 56.
If the average of the passed candidates was 60 and that of the failed candidates was 50, then the number of those candidates, who passed the examination was:Â Â Â ÂSolution
Suppose the number of candidates passed = x ∴ 60x + 50 (50 - x) = 50 × 56 ⇒ 10x = 50 × 56 - 50 × 50 = 50 (56 - 50) = 50 × 6 ⇒ x = 30    Â
Exercise Varuna is a collaborative naval exercise between India and which country?
Which of the following bank and Bharti Airtel Limited has started the joint venture name “Airtel Payment Bank
What is the first ATM in India installed by a bank?
Which country recently became the newest member of the European Union?
Which financial regulator imposed a penalty of Rs 31.8 lakh on BNP Paribas?
Where does the Krishna River originate?
Which automobile company became the first in India to launch BS 6 compliant cars?
During the Santhal rebellion, who led an army of 1,000 women?
Recently Election Commission has disqualified 20 MLAs who belong to the legislative assembly of:
What is the unemployment rate in rural areas as per the Periodic Labour Force Survey (PLFS) 202324?
Relevant for Exams:
