Choose the correct water image of the given problem figure from the answer figures:

Problem Figure

Answer Figure

Select the option that is related to the third term in the same way as the second term is related to the first term.

Work : Joule :: Power : ?

The average marks obtained by a group of 10 students were 20. One student left the group as a result of which the average of the remaining students rose to 21. But another student joined, as a result of which the average marks of the group dropped a bit and became 20.6. What were the average marks obtained by the student who left and the one who joined?

Krishna cycled a distance of 90 km at a certain speed. If he cycled 3 km slower every hour, he would have taken 5 more hours to reach his destination. What is the speed in km/hr at which Krishna actually cycled?

Select the Answer Figure that will correctly fit in the blank space in the Problem Figure.

Problem Figure

Answer Figure

       (A)                  (B)                   (C)                (D)