Roger and his workout partner are lifting weights together, doing many sets of each exercise. On a certain exercise, Roger is using an 18-kilogram bar, increasing the amount of weight he lifts by 2 kilograms on each set. His partner, meanwhile, started out using a 16-kilogram bar and is upping the weight by adding 4 kilograms on every set. Eventually, Roger and his workout partner will be lifting the same amount, and will take turns using the same barbell. How much weight will they be lifting then? How many sets will they have completed? Roger and his partner will both be lifting __ kilograms after __ sets.
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.
Roger and his workout partner are lifting weights together, doing many sets of each exercise. On a certain exercise, Roger is using an 18-kilogram bar, increasing the amount of weight he lifts by 2 kilograms on each set. His partner, meanwhile, started out using a 16-kilogram bar and is upping the weight by adding 4 kilograms on every set. Eventually, Roger and his workout partner will be lifting the same amount, and will take turns using the same barbell. How much weight will they be lifting then? How many sets will they have completed?
Roger and his partner will both be lifting __ kilograms after __ sets.
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