A group of children and adults went on a trip to a theme park. Tickets for the theme park were $20 for adults and $15 for children. To get there, the bus cost $10 for adults and $6 for children. The total cost of the theme park tickets was $560 and the total cost of the coach was $232. How many children and adults went on the trip?
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Disadvantages of Plastics
Natural decomposition of plastic can last from 400-1000 years and few types of plastics are non-degradable as well.
Plastic materials clog waterways, oceans, seas, lakes etc. ...
Many animals eat plastic materials and die. ...
Plastic is widely used in packaging.
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