Question
The average salary of the entire staff in an office is
Rs. 30000 per month. The average salary of officers is Rs. 40000 and that of non-officers is Rs. 25000. If the number of officers is 10, find the number of non-officers in the office.Solution
Let the number of non-officers = x => 25000x + 40000 × 10 = 30000 (10 + x) => 30000x - 25000x = 40000 × 10 - 30000 × 10 => 5000x = 400000 - 300000 => x = 100000/5000 = 20
The Darjeeling Himalayan Railway line also has the distinction of passing through the_______ railway station in the world.
Which of the following mountain railways in India was declared a World Heritage Site by UNESCO in the year 1999?
IRCTC Stands for?
A horse-drawn tramway began operation in Bombay between Colaba and Parel in the year:
Research Design and Standards Organization (RDSO) is located at:
Who is the sole customer of DFCCIL?
What did the first functional railway that was started in Madras transport?
The idea of a railway to connect Bombay with Thane, Kalyan and with the Thal and Bhore Ghats was first approached by _________________________
Where is the Diesel Locomotive Works located?
In the Railway Budget of 2016, three dedicated freight corridors were announced. Which of the following is one of them?
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