RRB Group-D 28th Sep 2018-shift -2

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For the following questions answer them individually
RRB Group-D 28th Sep 2018-shift -2 - Question 3

A statement is followed by two arguments. Decide which of the arguments is/are strong with respect to the statement.
Statement:
There should be strict penalty for people using mobile phone while driving.
Arguments:
I. Yes, it will ensure that the number of accidents due to mobile phone usage gets avoided.
II. No, it is difficult to implement as people are used to using cell phones anywhere.

RRB Group-D 28th Sep 2018-shift -2 - Question 6

Read the given statement and conclusions carefully and select which of the conclusions logically follow(s) from the statement.
Statement:
Mr. X says that he gets good thought in the morning.
Conclusions:
1. Thoughts come to Mr. X only in the morning.
2. Thoughts does not come to Mr. X in the evening.

RRB Group-D 28th Sep 2018-shift -2 - Question 9

If an object with a mass of 25 kg is moving with a uniform acceleration of 8 $$ms^{-2}$$ , then the force exerted by the body is ........

RRB Group-D 28th Sep 2018-shift -2 - Question 22

The mean of the 8 smallest numbers from a group is 17, while the mean of all the numbers of the group taken together is 20. If the mean of the numbers leaving the smallest eight out is 22, how many numbers were present in the group in all?

RRB Group-D 28th Sep 2018-shift -2 - Question 24

A jeweller made a piece of uniquely designed diamond necklace and the selling price was fixed at ₹ 10,00,000. In making this piece, on the raw material, the jeweller had invested ₹ 3,00,000 and had paid a labour charge of ₹ 2,00,000. If 20% of the raw material cost was of gold, what is the actual amount the jeweller had spent in procuring the gold?

RRB Group-D 28th Sep 2018-shift -2 - Question 27

As of August 2018, what is the portfolio held by the current Union Minister Smriti Irani?

RRB Group-D 28th Sep 2018-shift -2 - Question 28

A and B together can complete a task in 1.2 days. However, if A works alone, completes half the job and leaves and then B works alone and completes the rest of the work, it takes 2.5 days in all to complete the work. If B is more efficient than A, how many days would it have taken B to do the work by herself?

RRB Group-D 28th Sep 2018-shift -2 - Question 35

In an alloy of German silver. the ratio of copper to zinc was 21 : 16 while that of nickel to zinc was 7 : 24. What was the ratio of copper to zinc to nickel in the alloy?

RRB Group-D 28th Sep 2018-shift -2 - Question 36

Rain swims in an 80 in long pool. He covers 160 m in one minute by swimming from one end to the other and back, along the same straight path. Find his average speed.

RRB Group-D 28th Sep 2018-shift -2 - Question 45

In the circle below, chord $$\overline{AB}$$ is extended to meet the tangent $$\overline{DE}$$ at D. If $$\overline{AB}$$ = 24 cm and $$\overline{DE}$$ = 9 cm, what is the length of $$\overline{BD}$$ ?

RRB Group-D 28th Sep 2018-shift -2 - Question 48

Sarathi deposited ₹ 3,125 in a bank which promised 8% simple interest per annum. If Sarathi kept the money with the bank for 5 years, he will earn an interest of:

RRB Group-D 28th Sep 2018-shift -2 - Question 56

Pipe A can fill an empty cistern in 5 hours while Pipe B lakes 6.25 hours to fill it. The two pipes are opened simultaneously when the cistern is empty, but Pipe B is turned off after some time as a result of which the cistern is filled in 3.4 hours. For how many hours was Pipe B open?

RRB Group-D 28th Sep 2018-shift -2 - Question 60

A ball thrown up vertically returns to the ground after 12.5 seconds. Find the velocity with which it was thrown up. ( g = 10$$ms^{-2}$$)

RRB Group-D 28th Sep 2018-shift -2 - Question 62

Sunny and Paula can complete a piece of work together in 12 hours. While Paula takes 18 hours to complete the work alone, another individual, Jane, takes 45 hours to complete the same piece of work alone. How many hours would it take Sunny and Jane to complete the same work together?

RRB Group-D 28th Sep 2018-shift -2 - Question 64

Who among the following is the Union Minister of Human Resource Development, Government of India, as of 1 March 2018?

RRB Group-D 28th Sep 2018-shift -2 - Question 65

Name the Indian sportsperson who won gold in the Girls Under-12 category at the World Cadets Chess Championship. in 2017.

RRB Group-D 28th Sep 2018-shift -2 - Question 68

The volume of a right circular cone. whose radius of the base is one-third of its altitude. and the volume of a hemisphere are equal. The ratio of the radii of the cone and the hemisphere is:

RRB Group-D 28th Sep 2018-shift -2 - Question 69

Consider the given statement(s) and decide which of the given assumption(s) is/are implicit in the statement.
Statement:
"Shortage in rainfall results in crop failure" said the meteorologist.
Assumptions:
I. Rainfall is a must for crop success.
II. Irrigation is much dependent on Rainfall.

RRB Group-D 28th Sep 2018-shift -2 - Question 71

Pipes A and B, when working together, can fill an empty tank in 24 hours. They work together for 8 hours and then B is stopped but A continued to work. It took a total of 28 hours to fill the tank. How long would it take A to fill the empty tank alone?

RRB Group-D 28th Sep 2018-shift -2 - Question 72

Consider the given statement(s) and decide which of the given assumption(s) is/are implicit in the statement.
Statement:
Earlier there were many birds in the bird sanctuary.
Assumptions:
I. Birds migrate and come to the sanctuary during a particular period of the year
II. There were good water bodies in that area

RRB Group-D 28th Sep 2018-shift -2 - Question 74

Monika's father was 38 years of age when she was born while her mother was 36 years old when her sister four years younger to her was born. What is the difference between the ages of her parents?

RRB Group-D 28th Sep 2018-shift -2 - Question 76

A wooden crate 1.8 m long, 1.5 m wide and 1.2 m in height is filled with iron cubes that are 6 cm wide. Find the maximum number of iron cubes that can be fitted in the crate.

RRB Group-D 28th Sep 2018-shift -2 - Question 78

A boy standing at the top of a 20-metre-high tower drops a stone. Assuming g = 10 $$m/ s^2$$ , the velocity with which the stone hits the ground is:

RRB Group-D 28th Sep 2018-shift -2 - Question 79

The Government of India has tied up with which of the following companies to support Skill India in the automobile industry?

RRB Group-D 28th Sep 2018-shift -2 - Question 82

Mark had to travel 220 km in 4.5 hours, using a train that travels at the speed of 60 km/h or a bus that travels at the speed of 40 km/h, or any combination of the two modes of transport. For how lona did he travel by bus?

RRB Group-D 28th Sep 2018-shift -2 - Question 86

Meenu goes to the grocery shop just adjacent to her home on the right side. Her home's entrance faces East. After entering the shop she turns to her right to start walking towards an aisle that has fresh produce. Which direction is she walking?

RRB Group-D 28th Sep 2018-shift -2 - Question 90

Below is the volume of production of sugar by company X and Y over 5 years.

What is the difference in the total production of company X and Y together in years 2000 and 2004?

RRB Group-D 28th Sep 2018-shift -2 - Question 92

The operating costs of a company are given below.

The total money spent on operations in 2016 is ₹ 120 lakhs and the total money spent in 2017 is ₹ 150 lakhs.
By how much was the salary in 2017 higher than that of 2016?

RRB Group-D 28th Sep 2018-shift -2 - Question 97

A statement is followed by two arguments. Decide which of the arguments is/are strong with respect to the statement.
Statement:
Every week schools should allow a free, full day of physical activity and games.
Arguments:
I. Yes, giving them freedom will help them to interact with others and explore new avenues
II. No, there wouldn't be discipline

RRB Group-D 28th Sep 2018-shift -2 - Question 99

The mean of three numbers is 20. The range of this data set is 12 while the difference between the two smallest numbers is 3. The greatest of the three natural numbers is:

RRB Group-D 28th Sep 2018-shift -2 - Question 100

If '$$+$$' indicates mathematical action '$$-$$' and '$$\times$$' indicates mathematical action '$$\div$$' then what is the value of 

$$((75 + 25) \times 5) \times 10?$$

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