RRB JE 28th May 2019 Shift-1

For the following questions answer them individually

Read the following information carefully and answer the question given below.
Seven executives— T, U, V, W, X, Y and Z are sitting along a circle facing the centre. T is between Z and W. V is second to the right of W and is between U and Y. U is not the neighbour of X.
Who sits to the immediate right of U ?

Profit percentage earned by selling an article for Rs.1920 is equal to the loss percentage when the article is sold for Rs.1280. At what price should it be sold, if the profit is to be 30%?

What is the force required to keep the object sliding on a surface with the same speed?

Rs.16500 is split into two fixed deposits for 2 years at 10% and 12% Simple Interest. If the total interest received from the deposits is Rs.3620, how much was invested in the 12% scheme ?

Find the area of the card board that is required to make a box of size $$10  cm \times 8  cm \times 4  cm$$.

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements:
1) Some bags are chocolates.
2) Some cakes are chocolates.
Conclusions:
I. All cakes being bags is a possibility.
II. Some bags are cakes.

Ages of father and son add up to 50. Six years back father's age was 6 more than thrice his son's age. What will be father's age 6 years hence?

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

A motorcyclist covers a distance of 192 km at a speed of 32 km/h. A car starts from the same place as the motorcyclist 2.5 hours later, but covers the same distance 0.5 hour earlier. What is the ratio of the speed of the car and the motorcycle?

In a certain code, 'gri chri' means 'brand new', 'gyp twoh' means 'very old', 'gri bur twoh' means 'old and new' and 'chri deh twoh' means 'old brand car'. Which of the following codes denotes 'new car'?

Simplify: $$\left[1 + \frac{1}{10 + \frac{1}{10}}\right] + \left[1 - \frac{1}{10 + \frac{1}{10}}\right]$$

What is the important use of coke ?

How many electrons are there in one Coloumb of charge?

Ravi travelled 4 km straight towards south. He then turned left and travelled 6 km straight; he again turned right and travelled 4 km straight. How far is he from the starting point?

In the given figure, the circle represents graduate, triangle represents working people, and square represents post graduate. Which region represents graduate andpost graduate but not working people?

Vulgar fractions have-

Six bells toll in intervals of 2, 4, 6, 8, 10 and 12 seconds respectively. If all start tolling together, how many times will they toll together in 30 minutes?

The refractive indices of four substances A, B, C and D are 1.33,1.47, 1.71 and 1.65 respectively. In which substance is the speed of light maximum?

Two pipes P and Q can fill a tank in 40 minutes and 30 minutes respectively. Both pipes are opened simultaneously and after 10 minutes pipe Q is closed. In what time after this will the tank get filled up?

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

Eight friends— A, B, C, D, E, F, G and H are sitting around a circular table facing the centre. Each one of them likes different brands of television—Onida, Sony, Samsung, Micromax, TCL, LG, Toshiba and Sansui, but not necessarily in the same order.

A sits third to the right of the person who likes Sansui. A does not like Samsung. E is not an immediate neighbour of H. C sits on the immediate right of the person who likes Samsung. Neither A nor H likes TCL or a Sony. The person who likes TCL is not an immediate neighbour of the person who likes Sansui. The person who likes Onida sits second to the left of E. The person who likes Onida is an immediate neighbour of the both persons who like LG and Toshiba. Person who likes Toshiba sits third to the right of B. B does not like TCL. F is not an immediate neighbour of A. G is not an immediate neighbour of the person who likes Onida. Only two people sit between the person who likes Toshiba and H. The persons who like TCL and the Sony are immediate neighbours of each other.

Which of the following brands of television is liked by H ?

What is the area of the sector covered by the hour-hand of a clock while moving from the number 12 to number 3, if the length of the hour-hand is 7 cm ?

In a shooting test, the probabilities of hitting the target are $$\frac{1}{2}$$ for A, $$\frac{2}{3}$$ for B and $$\frac{3}{4}$$ for C. If they fire at the same target, what is the probability that only one of them hits the target?

Ten observations written in descending order are 45, 34, 32, 30, 2x - 13, x + 1, 17, 15, 14 and 8. If the median is 24, then find 'x'.

If the manufacturer gains 10%, the wholesale dealer gains 15% and the retailer gains 25%, then find the cost of production of a table, if the retail price was Rs.1265.

Sum of ages of father and son is 8 years more than the age of mother. Son was born when the mother was 22 years. How old is the father?

In this question, a statement is given followed by three conclusions. Choose the conclusion(s) which best fit(s) logically.

Statement:

$$H \leq I < L \geq A > Q$$

Conclusions:

I. $$H < L$$

II. $$H \geq L$$

III. $$Q < H$$

Two motorists travelling in opposite directions meet at some point in between. After this they take 9 and 16 hours to reach their respective destinations. What is the ratio of their speeds?

Two buses start from the opposite points of a main road, 150 km apart. The first bus runs for 25 km and takes a right turn and then runs for 15 km. It, then turns left and runs for another 25 km and takes the direction back to reach the main road. In the meantime, due to minor breakdown, the other bus has run only 35 km along the main road. What would be the distance between the two buses at this point?

Seven years ago, the ratio of the ages of Ajith and Ganesh was 5 : 7. If the product of their present ages is 616, find the ratio of their present age.

Two cones are such that the ratio of their volumes is 1 : 10 and ratio of their heights is 2 : 5. What is the ratio of their base radii?

A pipe can fill a cistern in 20 minutes, but an outlet can empty it in 28 minutes. When both the pipes are opened, in what time is the cistern filled?

P and Q can individually do some work in 60 and 75 days respectively. They started working together. But P left after sometime. Q completed the work in another 30 days. In how many days after starting the work did P leave?

There are three cans of milk containing 36 litres, 45 litres and 72 litres. Find the biggest measure that can measure all these exactly.

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