Comparative Speed and Ratios

This video tutorial covers various mathematical problems involving speed, distance, and ratios. It begins with comparing the running speeds of Han and Priya, followed by calculating the speed of a scooter and a skateboard. The tutorial then explores the distance a cargo ship travels in one hour and the amount of flour needed for a pasta dough recipe. It also includes a section on calculating the cost of frozen vegetables and understanding the ratio of ears to paws in cats. Finally, the video explains equivalent ratios through different examples.

Who ran faster over 10 meters, Han or Priya?

• Cannot be determined

• Both ran at the same speed

• Priya

• Han

How long would it take Priya to run 50 meters at her current speed?

• 10 seconds

• 15 seconds

• 12 seconds

• 13.5 seconds

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

• 10 feet per second

• 15 feet per second

• 30 feet per second

• 20 feet per second

Which is faster, the scooter or the skateboard?

• Both are the same

• Cannot be determined

• Skateboard

• Scooter

How far does the cargo ship travel in one hour?

• 25 nautical miles

• 50 nautical miles

• 150 nautical miles

• 75 nautical miles

If you have 6 eggs, how much flour is needed according to the recipe?

• 150 grams

• 300 grams

• 600 grams

• 900 grams

How many eggs are needed for 450 grams of flour?

• 2 eggs

• 3 eggs

• 1 egg

• 4 eggs

What is the cost of one bag of frozen vegetables if four bags cost $11.96?

• $2.99

• $3.99

• $4.99

• $5.99

Which of the following is an equivalent ratio to 5:1?

• 10:2

• 15:4

• 20:5

• 25:6

Why are the ratios 2:13 and 198:1287 equivalent?

• Both are multiplied by 13

• Both are multiplied by 198

• Both are multiplied by 2

• Both are multiplied by 99