Speed, Ratios, and Measurements

The video tutorial covers various mathematical problems involving speed, distance, and ratios. It begins with a comparison of running speeds between Han and Priya, followed by calculating the speed of a scooter and comparing it to a skateboard. The tutorial then moves on to determine the distance a cargo ship travels per hour. It also includes a recipe calculation for pasta dough, determining the cost of frozen vegetables, and counting the number of ears and paws for cats. Finally, it explains equivalent ratios with examples.

Who ran faster over 10 meters, Han or Priya?

• Priya

• Both ran at the same speed

• Cannot be determined

• Han

How long would it take Priya to run 50 meters?

• 13.5 seconds

• 10 seconds

• 12 seconds

• 15 seconds

What is the speed of the scooter in feet per second?

• 20 feet per second

• 30 feet per second

• 15 feet per second

• 10 feet per second

Which is faster, the scooter or the skateboard?

• Scooter

• Skateboard

• Cannot be determined

• Both are the same speed

How far does the cargo ship travel in one hour?

• 50 nautical miles

• 30 nautical miles

• 25 nautical miles

• 15 nautical miles

How much flour is needed for 6 large eggs?

• 1050 grams

• 900 grams

• 750 grams

• 600 grams

If you have 450 grams of flour, how many eggs do you need?

• 2 eggs

• 3 eggs

• 4 eggs

• 5 eggs

Which of the following pairs are equivalent ratios?

• 5 to 1 and 10 to 3

• 25 to 5 and 10 to 2

• 198 to 1 and 287 to 2

• 15 to 3 and 20 to 4

What is the equivalent ratio of 5 to 1?

• 10 to 3

• 15 to 3

• 20 to 5

• 25 to 6

How do you determine if two ratios are equivalent?

• By subtracting the numbers

• By dividing by the same factor

• By adding the numbers

• By multiplying by the same factor