RRB JE 28th June 2019 Shift-3

Instructions

For the following questions answer them individually

RRB JE 28th June 2019 Shift-3 - Question 41


Two pipes P and Q can fill a cistern in 18 and 24 minutes respectively. Both pipes are opened, but after some time, the slower pipe is closed. The cistern gets filled in 12 minutes from the start. When is the slower pipe closed?

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RRB JE 28th June 2019 Shift-3 - Question 42


Find the odd one out from the given options.

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RRB JE 28th June 2019 Shift-3 - Question 43


Mycology is related to the study of-

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RRB JE 28th June 2019 Shift-3 - Question 44


The sum of three consecutive odd numbers is 20 more than thefirst of these numbers. Find the largest of these numbers.

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RRB JE 28th June 2019 Shift-3 - Question 45


To how many carbon atoms is each carbon atom bonded in diamond ?

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RRB JE 28th June 2019 Shift-3 - Question 46


Three pipes P, Q and R can fill a tank in 30 minutes, 20 minutes and 10 minutes. When the tank is empty, all three pipes are opened while they discharge three chemical solutions S, T and U respectively. What is the proportion of solution U in the contents in the tank after 3 minutes?

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RRB JE 28th June 2019 Shift-3 - Question 47


Complete the series.
4, 7, 12, 19, (...)

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RRB JE 28th June 2019 Shift-3 - Question 48


If '$$+$$' means '$$-$$', '$$-$$' means '$$\times$$' and '$$\times$$' means '$$\div$$', then $$15 - 3 + 10 \times 5 + 5 = ?$$

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RRB JE 28th June 2019 Shift-3 - Question 49


If a chord of length 24 cm is at a distance of 5 cm from centre, then find the radius of the circle.

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RRB JE 28th June 2019 Shift-3 - Question 50


When objects are immersed in a fluid, they experience which of the following forces?

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