Connect to Reading Summarize An amusement park in Sandusky, Ohio, offers 17 amazing roller coasters for visitors to ride, One of the roller coasters runs at 60 miles per hour and has 3,900 feet of twisting track. This coaster also has 3 trains with 8 rows per train. Riders stand in rows of 4, for a total of 32 riders per train. The operators of the coaster recorded the number of riders on each train during a run, On the first train, the operators reported that 7 rows were filled, On the second train, all 8 rows were filled, and on the third train, 5, rows were filled. How many more rows were filled on the first train than on the third train? When you summarize, you restate the most important information in a shortened form to more easily understand what you have read. Summarize the information given. Use the summary to solve. 19. Solve the problem above. How many additional riders would it take to fill the empty rows? Explain your answer. How many rows were empty on the third train? 20.
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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