Instructions

For the following questions answer them individually

Question 41

Keeping the potential difference constant, the resistance of a circuit is halved. What happens to the current?

Question 42

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

Ten friends are sitting in two parallel rows of six seats each. One seat is vacant in each row. A,B, C, D and E are sitting in row-1 facing south. R, S, T, U and V are facing north. Each likes different brand of watchesâ€”Titan, Fossil, Citizen, Casio, Fastrack, Swatch, Timex, Tommy Hilfiger, Shinola and Luminox.Â Â

U sits third to the right of T and likes Casio. Only two people sit between S and the vacant seat. S does not like Fastrack or Citizen. E is not an immediate neighbourof C. B likes Luminox. The one whoÂ likes Citizen faces the one who likes Tommy Hilfiger. The one wholikes Citizen sits opposite to the one whos its on the third right of the person who sits opposite to U. C is not an immediate neighbour of D. V, who likes neither Fastrack nor Swatch, does not face the vacant seat. Neither U nor T sits at any of the extreme ends of the row. D faces T. Vacant seats are not opposite to each other. Two seats are there between C and B, and sits on the third right of the one who likes Timex. The one wholikes Shinola faces the one wholikes Casio. The personsÂ who like Titan and Tommy Hilfiger are adjacent to each other. Vacant seat of row â€” 1 is not an immediate neighbour of D. S sits at one of the extreme ends of the row. T does not like Titan and Tommy Hilfiger. Vacant seat of row-1 does not face U who does not sit at any of the extreme ends of the row.

Who among the following sit at extreme end of the rows?

Question 43

The average age of 4 persons is 42 years. If their ages are in the ratio of 1 : 3 : 4 : 6

respectively, find out the difference between the ages of the eldest and the youngest person.

Question 44

The Compound Interest on a certain sum for 2 years at 10% is Rs.2100. What will be the Simple Interest for the same period, on the same sum and at the same rate?

Question 47

A train moving with a speed 54 km/h crosses a platform and a man on the platform in 36 seconds and 20 seconds respectively. How long is the platform?

Question 49

Suresh took 15 seconds to cross a rectangular field diagonally walking at the rate of 52 m/min, and Rajesh took the same time to cross the same field along its sides walking at the rate of 68m/min. Find the area of the field.

Question 50

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

The best way to escape from a problem is to solve it.**Conclusions:**

I. Your life will be dull if you do not face a problem.

II. To escape from problems, you should always have some solutions with you.

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