Yenan's Journey from Home to School

The video tutorial explains how Yenan travels from home to school, covering a total distance of 35 km in 1.5 hours. It introduces variables W and B to represent the distance covered by walking and by bus, respectively. The tutorial sets up equations based on the given speeds and total time, and then solves these equations to find that Yenan walks 5 km and travels 30 km by bus.

What was Yenan's average speed while walking to the bus stop?

• 5 km per hour

• 15 km per hour

• 10 km per hour

• 3 km per hour

Tags

CCSS.4.MD.A.2

How far is Yenan's home from his school?

• 25 km

• 40 km

• 30 km

• 35 km

Tags

CCSS.6.EE.C.9

What variable is used to represent the distance Yenan walked?

• W

• Y

• X

• B

Tags

CCSS.3.MD.A.1

What is the total time taken for Yenan's journey?

• 2 hours

• 1.5 hours

• 1 hour

• 2.5 hours

Tags

CCSS.3.MD.A.1

How is the time taken for walking calculated?

• Distance divided by speed

• Distance multiplied by speed

• Speed divided by distance

• Speed multiplied by time

Tags

CCSS.3.MD.A.1

What is the speed of the school bus?

• 70 km per hour

• 60 km per hour

• 50 km per hour

• 40 km per hour

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What method is used to solve the system of equations?

• Substitution

• Graphing

• Matrix

• Elimination

Tags

CCSS.4.MD.A.2

What is the distance covered by Yenan on the bus?

• 25 km

• 20 km

• 30 km

• 35 km

Tags

CCSS.4.MD.A.2

How many kilometers did Yenan walk?

• 3 km

• 5 km

• 7 km

• 10 km

Tags

CCSS.4.MD.A.2

What is the total distance covered by Yenan?

• 40 km

• 35 km

• 45 km

• 30 km

Tags

CCSS.4.MD.A.2