In each of the following questions in four out of the five figures, element 1 is related to element 2 in the same particular way. Find out the figure in which the element 1 is not so related to element 2.
In each of the following questions is followed by information given in three statements. You have to study the questions along with the statements and decide the information given in which of the statement(s) is necessary and sufficient to answer the question.
What is the average weight of the girls in the class ?
I. Average weight of all the 60 students is 42 kg.
II. Average weight of boy is 43 kg.
III. Total weight of all girls together is 1144 kg.
What is the selling price of the T.V. set if no discount is offered ?
I. Profit earned was 20%
II. Had 10% discount been offered on selling price the profit would have been Rs.1, 200.
III. Cost price is Rs. 15,000.
What is the speed of the train ?
I. Length of the platform is 150% of the Length of the train
II. The train crosses the platform in 25 seconds
III. The train crosses the signal pole in 19 seconds.
How many children are there in the class ?
I. 20% children speak Hindi in the class ?
II. 44 children can speak languages other than Hindi.
III. There are 30 boys in the class.
What is the volume of the cylindrical tank ?
I. Area of the base is X square metres
II. Height of the tank is Y metres
III. Diameter of the base is equal to height of the tank