A publisher published 59723 books in the year 2002, 93943 books in 2003, 53958 books in 2004 and 11260 books in 2005. How many books were published in total over these four years?

Three classes will go the book fair at Riyadh. The first class will arrive at book fair at the time shown on the clock below:

Each class will spend 45 minutes at the book fair and then leave. The second class arrives at the book fair as the first class leaves, and the third class will arrive as the second class leaves. What time will it be when the third class leaves the book fair ?

A bear takes 4 rounds of a field as shown in the picture. The number expression below shows the distance covered by the bear: 4 x P = Q m = R km What are the values of P, Q and R?