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Railway Express Quiz-19

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Question 1

If x = 5 – 2√6, then what is the value of √x + (1/√x)?

Question 2

A and B can do given work in 8 days, B and C can do the same work in 12 days and A, B, C complete it in 6 days. In how many days can A and C finish it?

Question 3

what is the last digit in the expansion of (2457)754 ?

Question 4

Two buses travel to a place at 45 km/hr and 60 km/hr respectively. If the second bus takes 5 ½ hours less than the first for the journey, the length of the journey is:

Question 5

If = x2 – 2x + 2 then the value of x is:

Question 6

The compound ratio of 2/3, 6/7, 1/3 and 1/8 is given by?

Question 7

A shopkeeper bought some notebooks at the rate of 2 notebook for Rs. 30 and sold at the rate of 3 for Rs. 50. Find the gain percentage:

Question 8

A hemi-spherical bowl has 3.5 cm radius. It is to be painted inside as well as outside. The cost of painting it at the rate of ₹ Rs. 5 per 10 sq. cm will be

Question 9

A and B can do a work in 18 and 24 days, respectively. They worked together for 8 days and then A left. The remaining work was finished by B in how many days?

Question 10

Average of 36 results is 18. If 2 is subtracted from each result, then what will be the new average of the results?
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Sep 3SSC & Railway