The correct formula for determining iq as used in the development of the stanford-binet test was based on this, dallas, a 10-year-old boy who has a mental age of 10 would have an iq of

answer; i believe that the correct answer is culture based resources;

muslims have taken his goods and products to different parts of asia an indonesia. sometimes just traveled and trade, but in other occasions, stayed in the place and made a living.

trade was the key for muslims economies to prosper. their commerce routes reached far places like malaysia and java in the 11th century.

another important factor for prosperity was that muslim states served as the middle point for european traders.

they used to travel by land but sailing the seas -the indian ocean- really increase the exportation of products.