An empty dump truck weighs about 2.8x10^5 pounds. How much does it weigh if 15,300 pounds of trash is added? The answer should be in scientific notation.
1 answer
The total weight of the dump truck after adding 15,300 pounds of trash is 2.8x10^5 pounds + 1.53x10^4 pounds = (2.8 + 1.53)x10^5 pounds = 4.33x10^5 pounds.