In 2010, the United States had a population of 309 million people. Also in that year 2010, the United States recycled 170,000 million pounds of waste. Approximately, how many pounds of waste were recycled per person per day in 2010 in the United States? Less than 1 pound per person per day Between 1 and 2 pounds per person per day Between 2 and 5 pounds per person per day Between 5 and 10 pounds per person per day More than 10 pounds per person per day
Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.
QUESTION 15
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In 2010, the United States had a population of 309 million people. Also in that year 2010, the United States recycled 170,000 million pounds of waste. Approximately, how many pounds of waste were recycled per person per day in 2010 in the United States?
Less than 1 pound per person per day
Between 1 and 2 pounds per person per day
Between 2 and 5 pounds per person per day
Between 5 and 10 pounds per person per day
More than 10 pounds per person per day
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