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An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank?
Answer: Option 2 Let the capacity of the tank be 100 litres Initially: A type petrol = 100 litres After first operation: A type petrol = $$\frac{{100}}{2}$$ = 50 litres B type petrol =...
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Rohit was walking on the street, one boy requested him to donate for cancer patients welfare fund. He gave him a rupee more than half the money he had. He walked a few more steps. Then came a girl who requested him to donate for poor people's fund for which he gave two rupees more than half the money he had then. After that, again a boy approached him for an orphanage fund. He gave three rupees more than half of what he had. At last he had just one rupee remaining in his hand. How much amount did Ram have in his pocket when he started?
Answer: Option 3 Let X be the rupees he initially had. He gave for the cancer fund one rupee more than half of what he had. i.e.,[1 +(X/2)]. Remaining money = X-(1+X/2) =...
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Assertion A: When rock conditions are favorable, it will not be necessary to take up concrete lining concurrently with the driving operations till the full length of the tunnel has been driven through rock.Reason R: A tunnel through rock, hard or soft, does not need any concrete liningSelect your answer based on the coding system given below:?
Answer: Option 3 Let'
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A man sells chocolates which are in the boxes. Only either full box or half a box of chocolates can be purchased from him. A customer comes and buys half the number of boxes which the seller had plus half box more. A second customer comes and purchases half the remaining number of boxes plus half a box. After this the seller is left with no chocolate boxes. How many chocolate boxes the seller had initially?
Answer: Option 2 The best way to go through the options Let there are initially 3 boxes then, 1st customer gets = $$\frac{3}{2}$$ + $$\frac{1}{2}$$ = 2 Remaining boxes = 3 - 2...
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The high school math department needs to appoint a new chairperson, which will be based on seniority. Ms. West has less seniority than Mr. Temple, but more than Ms. Brody. Mr. Rhodes has more seniority than Ms. West, but less than Mr. Temple. Mr. Temple doesn't want the job. Who will be the new math department chairperson?
Answer: Option 1 Mr. Temple has the most seniority, but he does not want the job. Next in line is Mr. Rhodes, who has more seniority than Ms. West or...
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Consider the following railway zones with their headquarters:West Central Railway→ Jabalpur East Coast Railway → Bhubaneswar Western Railway→ MumbaiWhich of the above is / are correct?
Answer: Option 3 All are correct.
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Matheran Hill Railway is a narrow gauge heritage railway located in which state?
Answer: Option 3 The Matheran Hill Railway (MHR) is a 2 ft (610 mm) narrow-gauge heritage railway in Maharashtra, India, which is administered by the Central Railway. It covers a...
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Indian Railways is constructing the country’s longest railway tunnel and tallest bridge in which of the following states?
Answer: Option 1 The longest of these tunnels will be 11.55 km long, making it India's longest tunnel under construction. Also, India will soon boast the world's tallest railway bridge,...
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India's longest tunnel Jawahar tunnel is located in which state?
Answer: Option 1 Jawahar Tunnel in Jammu & Kashmir was named after 1st P.M. Jawahar Lal Nehru. It is also known as Banihal Tunnel as it links Qazigund with Banihal....
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