Question

4. is given that, a water tank casts a shadow 21
long and a tree of height 9.6m casts a shadows
ong at the same time. Here the lengths of the shadows are
directly proporntional to their height​

Answer 1

Answer:

The average resident produces seven and a half pounds of garbage every day that is buried down in landfills and litters lands costing a great amount of money. Nowadays, people face no more critical trouble than the need to save the weakening environment, mainly in urban areas, where solid wastes are uselessly dumped. It has been observed that cities have no controlled structure for garbage disposal. Each year, millions of dollars are spent picking up litter and more is thrown away in valuable materials that could be recycled. As humanity develops new technology and equipment, the level of waste increases every day. Due to the fact that there is a huge problem with garbage disposal, government representatives must contribute to resolving