Study the graph and answer the following questions. The graph shows the number of bicycles parked in the parking space of a hall at various points of time.
Charges for parking is Rs. 1 per hour. What will be the total collection from 9 AM to 7 PM
In the question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in two matrices given below. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its tow and next by its column. e.g. 'N' can be represented by 21, 67 etc and 'R' can be represented by 66, 57 etc. Similarly, you have to identify the set for the word "GOLF".
A cylinder of radius 4.5 cm and height 12 cm just fits in another cylinder completely with their axis perpendicular. What is the radius (in cm) of second cylinder?