Mr. Walker built a new home on a 2-acre lot. The house, driveway, and walks contain 3,850 square feet. He has an area for plants in front of the house measuring 6 feet wide and 65 feet long in which 3 inches of topsoil were added. In front of the other plants in the area, he set out annuals 8 inches apart. The annuals come in trays of 12 four-packs. He laid 180 feet by 120 feet of sod in the front lawn. The remainder of the lot was seeded with 2 pounds of grass seed per 1,000 square feet. He applied 4 pounds of nitrogen per
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.
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