The video tutorial explains how Naoya reads a book at a rate of 55 pages per hour. After four hours, he has 330 pages left. The tutorial explores different methods to determine the total length of the book and the time it takes to finish reading. It uses a table to track reading progress and applies linear equations to solve the problem, demonstrating multiple approaches to reach the same solution.

What is Naoya's reading speed in pages per hour?

• 50 pages per hour

• 60 pages per hour

• 55 pages per hour

• 45 pages per hour

Tags

CCSS.3.OA.A.3

How many pages did Naoya have left to read after four hours?

• 440 pages

• 550 pages

• 330 pages

• 220 pages

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the total number of pages in the book?

• 440 pages

• 495 pages

• 605 pages

• 550 pages

Tags

CCSS.3.MD.A.1

How many hours in total does it take Naoya to read the entire book?

• 8 hours

• 9 hours

• 10 hours

• 11 hours

Tags

CCSS.3.OA.D.8

If Naoya reads 330 pages at 55 pages per hour, how many additional hours does he need?

• 6 hours

• 5 hours

• 7 hours

• 4 hours

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the initial number of pages Naoya had to read?

• 330 pages

• 495 pages

• 440 pages

• 550 pages

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the function that describes the pages left to read over time?

• L(t) = -55t + 550

• L(t) = 55t + 550

• L(t) = -55t - 550

• L(t) = 55t - 550

Tags

CCSS.6.RP.A.3B

How many pages does Naoya read in 10 hours?

• 575 pages

• 550 pages

• 525 pages

• 500 pages

Tags

CCSS.HSF.LE.B.5

What is the significance of the negative sign in the linear equation for pages left?

• It indicates pages are increasing.

• It shows pages are decreasing.

• It represents a constant rate.

• It has no significance.

Tags

CCSS.8.EE.C.7B

What does the consistency of different methods in solving the problem demonstrate?

• There is only one way to solve a problem.

• Mathematics provides consistent results.

• Different methods yield different results.

• Mathematics is subjective.

Tags

CCSS.8.EE.C.7B