RRB JE 2nd June 2019 Shift-3

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For the following questions answer them individually
RRB JE 2nd June 2019 Shift-3 - Question 1

If the midvalue of a class is 20 and the width of the class is 5, find the lower and upper limits of the class.

RRB JE 2nd June 2019 Shift-3 - Question 8

The angle of elevation of the top of a chimney from the top of a tower is $$60^\circ$$ and the angle of depression of foot of the chimney from the top of the tower is $$30^\circ$$ . If the height of the tower is 40 m, then find the height of the chimney.

RRB JE 2nd June 2019 Shift-3 - Question 10

Which of the following statements is TRUE about acids?

RRB JE 2nd June 2019 Shift-3 - Question 11

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements:
1) All windows are doors.
2) All doors are walls.
Conclusions:
I. All windows are walls.
II. Some doors are windows.

RRB JE 2nd June 2019 Shift-3 - Question 13

Find the number of carpets required to spread along the floor of a room of dimensions $$40 m \times 24 m$$, if each carpet measures $$6 m \times 4 m$$.

RRB JE 2nd June 2019 Shift-3 - Question 16

In a certain code language, 123 means 'hot filtered coffee'; 356 means 'very hot day' and 589 means 'day and
night'. Which digit stands for 'very'?

RRB JE 2nd June 2019 Shift-3 - Question 23

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements:
1) All cows are crows.
2) Some elephants are crows.
Conclusions:
I. All cows are elephants.
II. Some elephants are cows.

RRB JE 2nd June 2019 Shift-3 - Question 24

Which of the following countries was the first to launch the world’s first fully-fledged 5G mobile networks in 2019?

RRB JE 2nd June 2019 Shift-3 - Question 25

Find the equation whose roots are $$(a+\sqrt{b})$$ and $$(a-\sqrt{b})$$

RRB JE 2nd June 2019 Shift-3 - Question 28

One day morning, a girl was walking towards sun and then she turned left. Again she took left turn. Which direction was she facing now?

RRB JE 2nd June 2019 Shift-3 - Question 30

Walking at 4 mph, a person covers a certain distance in a given time. If he increases his speed to 9 mph, he covers 7.5 miles more in the same time. How much distance does he cover originally?

RRB JE 2nd June 2019 Shift-3 - Question 37

A boat takes 12 hours to go downstream and 24 hours to return while covering a certain distance. What is the time taken by the boat to cover the same distance in still water?

RRB JE 2nd June 2019 Shift-3 - Question 39

Compound Interest and Simple Interest on a certain sum of money for 2 years is Rs.282.15 and Rs.270 respectively. The rate of interest is:

RRB JE 2nd June 2019 Shift-3 - Question 40

Read the following information carefully and answer the question given below.

Eight persons—L, M, N, O, P, Q, R and S are sitting around a circular table facing the center but not necessarily in the same order. Each one of them holds a different post—Manager, Secretary, Chairman, President, Vice President, Group Leader, Financial Advisor and Managing Director. L sits third to the right of the Managing Director, and only two people sit between the Managing Director and
S. The Vice President and the Secretary are immediate neighbours. Neither L nor S is a Vice President or a Secretary. The Vice President is not an immediate neighbour of the Managing Director. The Manager sits second to the left of P. P is not an immediate neighbour of S. The Manager is an immediate neighbour of both the Group Leader and the Financial Advisor. The Financial Advisor sits third to the right of M. M is not the Vice President. N sits to the immediate right of the Chairman. L is not the Chairman. Q is not an immediate neighbour of L. R is not an immediate neighbour of the Manager.

Which of the following posts is held by M in the company?

RRB JE 2nd June 2019 Shift-3 - Question 41

Comprehensive Environmental Pollution Index (CEPI) is an index value which characterises?

RRB JE 2nd June 2019 Shift-3 - Question 42

Find the difference between the Simple Interest and Compound Interest on Rs.10000 for 3 years at the rate of 3% per annum.

RRB JE 2nd June 2019 Shift-3 - Question 46

Find the value of $$cos20^\circ cos 35^\circ  cos 45^\circ  cos 55^\circ   cos 70^\circ $$ is?

RRB JE 2nd June 2019 Shift-3 - Question 47

Read the following information carefully and answer the question given below.

Twelve people are sitting in two parallel rows containing six people each, in such a way that there is an equal distance between adjacent persons. In row-1, G, H, I, J, K and L are seated, and all of them are facing south. In row-2, U, V, W, X, Y and Z are seated, and all of them are facing north. Therefore, in the given seating arrangement each member seated in a row faces another member of the other row. U sits third to the right of X. Neither U nor X sits at the extreme ends. K faces X. L does not face U, and L does not sit at any of the extreme ends. L is not an immediate neighbour of K. V sits at one of the extreme ends. Only two people sit between V and Y. Y does not face L. Two persons sit between I and H. I is not an immediate neighbour of K. W does not face L. G is not an immediate neighbour of I.

G is related to L in the same way as W is related to Z. Y is related to who among the following in the same pattern?

RRB JE 2nd June 2019 Shift-3 - Question 48

In a certain code, 'kemp lamp tems' means 'speak the truth', 'bis tim nak' means 'always seek knowledge', 'tim tems sik' means' knowledge is truth' and 'lik bis zap' means 'never seek violence'. Which of the following stands for 'always'?

RRB JE 2nd June 2019 Shift-3 - Question 50

Two pipes can fill a tank in 5 and 6 hours respectively. A third pipe will empty it in 12 hours. If all the pipes are opened, then find the time taken to either fill or empty the tank.

RRB JE 2nd June 2019 Shift-3 - Question 52

If [x + p$$x^{3}$$ +q$$x^{2}$$ + rx + s] is divisible by ($$x^{2}$$ - 1), (x - 2) and (x - 3), values of p and s are respectively:

RRB JE 2nd June 2019 Shift-3 - Question 54

A man bought apples at the rate of 8 apples for Rs.34 and sold them at the rate of 12 apples for Rs.57. How
many apples should be sold to earn a net profit of Rs.45?

RRB JE 2nd June 2019 Shift-3 - Question 63

Olympic bronze medallist __________ has been appointed as the new Brand Ambassador of Bharat Sanchar Nigam Ltd (BSNL) since September 2018.

RRB JE 2nd June 2019 Shift-3 - Question 66

Sai walks 550 m towards south direction and he then took left and walked 200 m. Again he took left and walked 200 m. Which direction is he now from the starting point?

RRB JE 2nd June 2019 Shift-3 - Question 71

In a family, the father's age is 5 times the age of one of his sons. Mother's age is 4 times the age of their other
son. Difference in the parents' ages is half the sum of the sons' ages. Then:

RRB JE 2nd June 2019 Shift-3 - Question 75

The ratio of the number of boys and girls in a school is 3 : 2. If 20% of the boys and 25% of the girls are scholarship holders, what percentage of the students do NOT get scholarship?

RRB JE 2nd June 2019 Shift-3 - Question 78

What is the formula for the refractive index of the medium, $$n_m$$?

RRB JE 2nd June 2019 Shift-3 - Question 82

The reciprocal of equivalent resistance connected in parallel is the __________ of reciprocal of individual resistances.

RRB JE 2nd June 2019 Shift-3 - Question 86

Pituitary gland, one of the most important glands of our body, is located?

RRB JE 2nd June 2019 Shift-3 - Question 87

Two pipes P and Q can individually fill a tank in 60 minutes and 40 minutes. If pipe Q alone is open for the first half an hour and then pipe P is also turned on, in how many minutes more will the tank get filled up?

RRB JE 2nd June 2019 Shift-3 - Question 88

Mark the right statements.
1. The lateral surfaces of a pyramid are triangles with a common vertex.
2. A pyramid is a special case of a prism.
3. Volume of a pyramid = 1/3 x base area x vertical height
4. Volume of a prism = 1/2 base area x height

RRB JE 2nd June 2019 Shift-3 - Question 89

Which product is obtained when coal is subjected to destructive distillation that is heating strongly in the absence of air?

RRB JE 2nd June 2019 Shift-3 - Question 90

Varun walked 5 km from point A and turned right two times and walked 8 km respectively facing towards west. Which direction did he start at point A?

RRB JE 2nd June 2019 Shift-3 - Question 92

Which of the following is a chemical change?

RRB JE 2nd June 2019 Shift-3 - Question 93

In which of the following cities was the railway stations recently renamed as Puratchi Thalaivar Dr. M.G. Ramachandran Central Railway Station?

RRB JE 2nd June 2019 Shift-3 - Question 94

P and Q working individually can finish a job in x and y days respectively. P starts the work and they both work on alternate days and the job is finished in 7 days. If Q starts the work and with P working on alternate days. the work gets over in 6 $$\frac{3}{4} $$days. Compare the efficiencies of P and Q.

RRB JE 2nd June 2019 Shift-3 - Question 97

What is the formula for the force of attraction (F) between two objects of masses M and m which lie at a distance d from each other, where G is the constant of proportionality called as universal gravitation constant?

RRB JE 2nd June 2019 Shift-3 - Question 100

A current of 10 Ampere flows through a wire whose ends are at a potential difference of 3 Volts. Calculate the resistance of the wire.

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