RRB JE 30th May 2019 Shift-2


For the following questions answer them individually

Question 1

D is a point on BC of $$\triangle$$ABC where BD = $$\left(\frac{1}{2}\right)$$DC. Find the ratio of areas of $$ \triangle $$ABD and $$ \triangle $$ABC.

Question 2

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
1) No magazine is cap.
2) All caps are cameras.
I. No camera is magazine.
II. Some cameras are magazines

Question 3

Who suggested the four main groups of human blood in 1890?

Question 4

Yamuna and Gomati are the tributaries of river-

Question 5

The main structural material of hair is-

Question 6

In which of the following countries was the 21st FIFA World Cup-2018 held?

Question 7

Which metal can be displaced by copper from its salt solution?

Question 8

Find the missing number in the series.
49, 64, (...), 100, 121

Question 9

By using a windmill, which energy is tapped to rotate wind turbines to drive generators?

Question 10

P does half as much work as Q. R does half as much work as P and Q together. If R alone can finish it in 40 days, then all of them together will finish the work in how many days?

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