Dashing Dan is driving south on Sunset Boulevard, where the speed limit is 40 miles per hour. He is traveling at a constant speed. He crosses an intersection. A police officer is sitting 33 feet due east of the intersection with her radar tuned to Dan's car. One second after Dan crosses the intersection, Dan is 55 feet away from the police officer and she records Dan going away from her at a speed of 37.5 miles per hour. She issues Dan a ticket because Dan's speed on Sunset Boulevard is (A) between 35 and 40 miles per hour. (B) between 40 and 45 miles per hour. (C) between 45 and 50 miles per hour.
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.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
