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Railway Express Quiz-211

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Question 1

What is the simplified value of ?

Question 2

In the given figure ST || RP, then what is the value (in degree) of supplementary angle of y?

Question 3

If and then what is the value of ?

Question 4

In the given figure, a circle touches quadrilateral ABCD. If AB = 2x+3, BC = 3x-1, CD = x+6 and DA = x+4,  then what is the value of x?

Question 5

The diameter of a sphere is twice the diameter of another sphere. The surface area of the first sphere is equal to the volume of the second sphere. The magnitude of the radius of the first sphere is

Question 6

If x2 − 2√10 x + 1 = 0; then what is the value of x − x−1

Question 7

Find the largest number of four digits such that on dividing by 15, 18, 21 and 24 the remainders are 11, 14, 17 and 20 respectively

Question 8

80 litre mixture of milk and water contains 10% milk. How much milk (in litres) must be added to make water percentage in the mixture as 80%?

Question 9

Sum of all interior angles of a regular polygon is 1440° then what is the number of diagonals in this polygon?

Question 10

The value of  is 
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Mar 14SSC & Railway